1990884480

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:180

約数の個数: 384

約数和(自身を含む): 7146740160

約数和(自身を除く): 5155855680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 32, 39, 40, 48, 52, 60, 62, 64, 65, 78, 80, 83, 93, 96, 104, 120, 124, 128, 130, 155, 156, 160, 166, 186, 192, 195, 208, 240, 248, 249, 260, 310, 312, 320, 332, 372, 384, 390, 403, 415, 416, 465, 480, 496, 498, 520, 620, 624, 640, 664, 744, 780, 806, 830, 832, 930, 960, 961, 992, 996, 1040, 1079, 1209, 1240, 1245, 1248, 1328, 1488, 1560, 1612, 1660, 1664, 1860, 1920, 1922, 1984, 1992, 2015, 2080, 2158, 2418, 2480, 2490, 2496, 2573, 2656, 2883, 2976, 3120, 3224, 3237, 3320, 3720, 3844, 3968, 3984, 4030, 4160, 4316, 4805, 4836, 4960, 4980, 4992, 5146, 5312, 5395, 5766, 5952, 6045, 6240, 6448, 6474, 6640, 7440, 7688, 7719, 7968, 8060, 8320, 8632, 9610, 9672, 9920, 9960, 10292, 10624, 10790, 11532, 11904, 12090, 12480, 12493, 12865, 12896, 12948, 13280, 14415, 14880, 15376, 15438, 15936, 16120, 16185, 17264, 19220, 19344, 19840, 19920, 20584, 21580, 23064, 24180, 24960, 24986, 25730, 25792, 25896, 26560, 28830, 29760, 30752, 30876, 31872, 32240, 32370, 33449, 34528, 37479, 38440, 38595, 38688, 39840, 41168, 43160, 46128, 48360, 49972, 51460, 51584, 51792, 53120, 57660, 59520, 61504, 61752, 62465, 64480, 64740, 66898, 69056, 74958, 76880, 77190, 77376, 79680, 79763, 82336, 86320, 92256, 96720, 99944, 100347, 102920, 103584, 115320, 123008, 123504, 124930, 128960, 129480, 133796, 138112, 149916, 153760, 154380, 154752, 159360, 159526, 164672, 167245, 172640, 184512, 187395, 193440, 199888, 200694, 205840, 207168, 230640, 239289, 247008, 249860, 257920, 258960, 267592, 299832, 307520, 308760, 319052, 329344, 334490, 345280, 369024, 374790, 386880, 398815, 399776, 401388, 411680, 414336, 461280, 478578, 494016, 499720, 501735, 517920, 535184, 599664, 615040, 617520, 638104, 668980, 690560, 749580, 773760, 797630, 799552, 802776, 823360, 922560, 957156, 988032, 999440, 1003470, 1035840, 1036919, 1070368, 1196445, 1199328, 1235040, 1276208, 1337960, 1499160, 1595260, 1599104, 1605552, 1646720, 1845120, 1914312, 1998880, 2006940, 2071680, 2073838, 2140736, 2392890, 2398656, 2470080, 2552416, 2675920, 2998320, 3110757, 3190520, 3211104, 3828624, 3997760, 4013880, 4147676, 4281472, 4785780, 4797312, 4940160, 5104832, 5184595, 5351840, 5996640, 6221514, 6381040, 6422208, 7657248, 7995520, 8027760, 8295352, 9571560, 10209664, 10369190, 10703680, 11993280, 12443028, 12762080, 12844416, 15314496, 15553785, 16055520, 16590704, 19143120, 20738380, 21407360, 23986560, 24886056, 25524160, 30628992, 31107570, 32111040, 33181408, 38286240, 41476760, 49772112, 51048320, 62215140, 64222080, 66362816, 76572480, 82953520, 99544224, 124430280, 132725632, 153144960, 165907040, 199088448, 248860560, 331814080, 398176896, 497721120, 663628160, 995442240, 1990884480]

約数ペア:

[(1, 1990884480), (2, 995442240), (3, 663628160), (4, 497721120), (5, 398176896), (6, 331814080), (8, 248860560), (10, 199088448), (12, 165907040), (13, 153144960), (15, 132725632), (16, 124430280), (20, 99544224), (24, 82953520), (26, 76572480), (30, 66362816), (31, 64222080), (32, 62215140), (39, 51048320), (40, 49772112), (48, 41476760), (52, 38286240), (60, 33181408), (62, 32111040), (64, 31107570), (65, 30628992), (78, 25524160), (80, 24886056), (83, 23986560), (93, 21407360), (96, 20738380), (104, 19143120), (120, 16590704), (124, 16055520), (128, 15553785), (130, 15314496), (155, 12844416), (156, 12762080), (160, 12443028), (166, 11993280), (186, 10703680), (192, 10369190), (195, 10209664), (208, 9571560), (240, 8295352), (248, 8027760), (249, 7995520), (260, 7657248), (310, 6422208), (312, 6381040), (320, 6221514), (332, 5996640), (372, 5351840), (384, 5184595), (390, 5104832), (403, 4940160), (415, 4797312), (416, 4785780), (465, 4281472), (480, 4147676), (496, 4013880), (498, 3997760), (520, 3828624), (620, 3211104), (624, 3190520), (640, 3110757), (664, 2998320), (744, 2675920), (780, 2552416), (806, 2470080), (830, 2398656), (832, 2392890), (930, 2140736), (960, 2073838), (961, 2071680), (992, 2006940), (996, 1998880), (1040, 1914312), (1079, 1845120), (1209, 1646720), (1240, 1605552), (1245, 1599104), (1248, 1595260), (1328, 1499160), (1488, 1337960), (1560, 1276208), (1612, 1235040), (1660, 1199328), (1664, 1196445), (1860, 1070368), (1920, 1036919), (1922, 1035840), (1984, 1003470), (1992, 999440), (2015, 988032), (2080, 957156), (2158, 922560), (2418, 823360), (2480, 802776), (2490, 799552), (2496, 797630), (2573, 773760), (2656, 749580), (2883, 690560), (2976, 668980), (3120, 638104), (3224, 617520), (3237, 615040), (3320, 599664), (3720, 535184), (3844, 517920), (3968, 501735), (3984, 499720), (4030, 494016), (4160, 478578), (4316, 461280), (4805, 414336), (4836, 411680), (4960, 401388), (4980, 399776), (4992, 398815), (5146, 386880), (5312, 374790), (5395, 369024), (5766, 345280), (5952, 334490), (6045, 329344), (6240, 319052), (6448, 308760), (6474, 307520), (6640, 299832), (7440, 267592), (7688, 258960), (7719, 257920), (7968, 249860), (8060, 247008), (8320, 239289), (8632, 230640), (9610, 207168), (9672, 205840), (9920, 200694), (9960, 199888), (10292, 193440), (10624, 187395), (10790, 184512), (11532, 172640), (11904, 167245), (12090, 164672), (12480, 159526), (12493, 159360), (12865, 154752), (12896, 154380), (12948, 153760), (13280, 149916), (14415, 138112), (14880, 133796), (15376, 129480), (15438, 128960), (15936, 124930), (16120, 123504), (16185, 123008), (17264, 115320), (19220, 103584), (19344, 102920), (19840, 100347), (19920, 99944), (20584, 96720), (21580, 92256), (23064, 86320), (24180, 82336), (24960, 79763), (24986, 79680), (25730, 77376), (25792, 77190), (25896, 76880), (26560, 74958), (28830, 69056), (29760, 66898), (30752, 64740), (30876, 64480), (31872, 62465), (32240, 61752), (32370, 61504), (33449, 59520), (34528, 57660), (37479, 53120), (38440, 51792), (38595, 51584), (38688, 51460), (39840, 49972), (41168, 48360), (43160, 46128)]