20421868800

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:191

約数の個数: 864

約数和(自身を含む): 78013756800

約数和(自身を除く): 57591888000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 25, 30, 32, 34, 37, 38, 40, 48, 50, 51, 57, 60, 64, 68, 74, 75, 76, 80, 85, 89, 95, 96, 100, 102, 111, 114, 120, 128, 136, 148, 150, 152, 160, 170, 178, 185, 190, 192, 200, 204, 222, 228, 240, 255, 256, 267, 272, 285, 296, 300, 304, 320, 323, 340, 356, 370, 380, 384, 400, 408, 425, 444, 445, 456, 475, 480, 510, 534, 544, 555, 570, 592, 600, 608, 629, 640, 646, 680, 703, 712, 740, 760, 768, 800, 816, 850, 888, 890, 912, 925, 950, 960, 969, 1020, 1068, 1088, 1110, 1140, 1184, 1200, 1216, 1258, 1275, 1280, 1292, 1335, 1360, 1406, 1424, 1425, 1480, 1513, 1520, 1600, 1615, 1632, 1691, 1700, 1776, 1780, 1824, 1850, 1887, 1900, 1920, 1938, 2040, 2109, 2136, 2176, 2220, 2225, 2280, 2368, 2400, 2432, 2516, 2550, 2584, 2670, 2720, 2775, 2812, 2848, 2850, 2960, 3026, 3040, 3145, 3200, 3230, 3264, 3293, 3382, 3400, 3515, 3552, 3560, 3648, 3700, 3774, 3800, 3840, 3876, 4080, 4218, 4272, 4352, 4440, 4450, 4539, 4560, 4736, 4800, 4845, 4864, 5032, 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7359232, 7508040, 7648640, 7903200, 8008576, 8116800, 8397150, 8509112, 8624100, 8956960, 9178368, 9199040, 9385050, 9560800, 9683200, 10010720, 10537600, 10636390, 10748352, 10822400, 11038848, 11196200, 11472960, 11498800, 12012864, 12076800, 12513400, 12645120, 12763668, 13435440, 13497600, 13798560, 14331136, 14341200, 14524800, 15016080, 15297280, 15806400, 15954585, 16017152, 16233600, 16794300, 17018224, 17248200, 17913920, 18398080, 18770100, 19121600, 20021440, 21075200, 21272780, 21496704, 22077696, 22392400, 22945920, 22997600, 24025728, 25026800, 25527336, 26590975, 26870880, 27597120, 28682400, 29049600, 30032160, 31612800, 31909170, 32467200, 33588600, 34036448, 34496400, 35827840, 36796160, 37540200, 38243200, 40042880, 42545560, 42993408, 44784800, 45891840, 45995200, 48051456, 50053600, 51054672, 53181950, 53741760, 55194240, 57364800, 60064320, 63225600, 63818340, 67177200, 68072896, 68992800, 71655680, 75080400, 76486400, 79772925, 80085760, 85091120, 89569600, 91990400, 100107200, 102109344, 106363900, 107483520, 110388480, 114729600, 120128640, 127636680, 134354400, 136145792, 137985600, 150160800, 159545850, 170182240, 179139200, 183980800, 200214400, 204218688, 212727800, 214967040, 229459200, 240257280, 255273360, 268708800, 272291584, 275971200, 300321600, 319091700, 340364480, 358278400, 400428800, 408437376, 425455600, 510546720, 537417600, 551942400, 600643200, 638183400, 680728960, 816874752, 850911200, 1021093440, 1074835200, 1201286400, 1276366800, 1361457920, 1701822400, 2042186880, 2552733600, 3403644800, 4084373760, 5105467200, 6807289600, 10210934400, 20421868800]

約数ペア:

[(1, 20421868800), (2, 10210934400), (3, 6807289600), (4, 5105467200), (5, 4084373760), (6, 3403644800), (8, 2552733600), (10, 2042186880), (12, 1701822400), (15, 1361457920), (16, 1276366800), (17, 1201286400), (19, 1074835200), (20, 1021093440), (24, 850911200), (25, 816874752), (30, 680728960), (32, 638183400), (34, 600643200), (37, 551942400), (38, 537417600), (40, 510546720), (48, 425455600), (50, 408437376), (51, 400428800), (57, 358278400), (60, 340364480), (64, 319091700), (68, 300321600), (74, 275971200), (75, 272291584), (76, 268708800), (80, 255273360), (85, 240257280), (89, 229459200), (95, 214967040), (96, 212727800), (100, 204218688), (102, 200214400), (111, 183980800), (114, 179139200), (120, 170182240), (128, 159545850), (136, 150160800), (148, 137985600), (150, 136145792), (152, 134354400), (160, 127636680), (170, 120128640), (178, 114729600), (185, 110388480), (190, 107483520), (192, 106363900), (200, 102109344), (204, 100107200), (222, 91990400), (228, 89569600), (240, 85091120), (255, 80085760), (256, 79772925), (267, 76486400), (272, 75080400), (285, 71655680), (296, 68992800), (300, 68072896), (304, 67177200), (320, 63818340), (323, 63225600), (340, 60064320), (356, 57364800), (370, 55194240), (380, 53741760), (384, 53181950), (400, 51054672), (408, 50053600), (425, 48051456), (444, 45995200), (445, 45891840), (456, 44784800), (475, 42993408), (480, 42545560), (510, 40042880), (534, 38243200), (544, 37540200), (555, 36796160), (570, 35827840), (592, 34496400), (600, 34036448), (608, 33588600), (629, 32467200), (640, 31909170), (646, 31612800), (680, 30032160), (703, 29049600), (712, 28682400), (740, 27597120), (760, 26870880), (768, 26590975), (800, 25527336), (816, 25026800), (850, 24025728), (888, 22997600), (890, 22945920), (912, 22392400), (925, 22077696), (950, 21496704), (960, 21272780), (969, 21075200), (1020, 20021440), (1068, 19121600), (1088, 18770100), (1110, 18398080), (1140, 17913920), (1184, 17248200), (1200, 17018224), (1216, 16794300), (1258, 16233600), (1275, 16017152), (1280, 15954585), (1292, 15806400), (1335, 15297280), (1360, 15016080), (1406, 14524800), (1424, 14341200), (1425, 14331136), (1480, 13798560), (1513, 13497600), (1520, 13435440), (1600, 12763668), (1615, 12645120), (1632, 12513400), (1691, 12076800), (1700, 12012864), (1776, 11498800), (1780, 11472960), (1824, 11196200), (1850, 11038848), (1887, 10822400), (1900, 10748352), (1920, 10636390), (1938, 10537600), (2040, 10010720), (2109, 9683200), (2136, 9560800), (2176, 9385050), (2220, 9199040), (2225, 9178368), (2280, 8956960), (2368, 8624100), (2400, 8509112), (2432, 8397150), (2516, 8116800), (2550, 8008576), (2584, 7903200), (2670, 7648640), (2720, 7508040), (2775, 7359232), (2812, 7262400), (2848, 7170600), (2850, 7165568), (2960, 6899280), (3026, 6748800), (3040, 6717720), (3145, 6493440), (3200, 6381834), (3230, 6322560), (3264, 6256700), (3293, 6201600), (3382, 6038400), (3400, 6006432), (3515, 5809920), (3552, 5749400), (3560, 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(47804, 427200), (48416, 421800), (48450, 421504), (49395, 413440), (50320, 405840), (50730, 402560), (51680, 395160), (52688, 387600), (52725, 387328), (53400, 382432), (54112, 377400), (54400, 375402), (55981, 364800), (56240, 363120), (56960, 358530), (57494, 355200), (59200, 344964), (59755, 341760), (60384, 338200), (60520, 337440), (60800, 335886), (62016, 329300), (62567, 326400), (62900, 324672), (64600, 316128), (65280, 312835), (65860, 310080), (67488, 302600), (67640, 301920), (68352, 298775), (70300, 290496), (71040, 287470), (71200, 286824), (71706, 284800), (72624, 281200), (72960, 279905), (75480, 270560), (75650, 269952), (77520, 263440), (79032, 258400), (80512, 253650), (81168, 251600), (81600, 250268), (82325, 248064), (82688, 246975), (84360, 242080), (84550, 241536), (85440, 239020), (86241, 236800), (88800, 229976), (89984, 226950), (90780, 224960), (91200, 223924), (94350, 216448), (95608, 213600), (96832, 210900), (96900, 210752), (98790, 206720), (100640, 202920), (101460, 201280), (103360, 197580), (105376, 193800), (105450, 193664), (106800, 191216), (108224, 188700), (108800, 187701), (111962, 182400), (112480, 181560), (113475, 179968), (113920, 179265), (114988, 177600), (118400, 172482), (119510, 170880), (120768, 169100), (121040, 168720), (121600, 167943), (124032, 164650), (125134, 163200), (125800, 162336), (126825, 161024), (129200, 158064), (131720, 155040), (134976, 151300), (135280, 150960), (140600, 145248), (142080, 143735), (142400, 143412)]