19656678400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{47}}^1$

素因数の和:156

約数の個数: 396

約数和(自身を含む): 54443060064

約数和(自身を除く): 34786381664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 47, 50, 62, 64, 68, 80, 85, 94, 100, 124, 128, 136, 155, 160, 170, 188, 200, 235, 248, 256, 272, 310, 320, 340, 376, 400, 425, 470, 496, 512, 527, 544, 620, 640, 680, 752, 775, 799, 800, 850, 940, 961, 992, 1024, 1054, 1088, 1175, 1240, 1280, 1360, 1457, 1504, 1550, 1598, 1600, 1700, 1880, 1922, 1984, 2108, 2176, 2350, 2480, 2560, 2635, 2720, 2914, 3008, 3100, 3196, 3200, 3400, 3760, 3844, 3968, 3995, 4216, 4352, 4700, 4805, 4960, 5120, 5270, 5440, 5828, 6016, 6200, 6392, 6400, 6800, 7285, 7520, 7688, 7936, 7990, 8432, 8704, 9400, 9610, 9920, 10540, 10880, 11656, 12032, 12400, 12784, 12800, 13175, 13600, 14570, 15040, 15376, 15872, 15980, 16337, 16864, 17408, 18800, 19220, 19840, 19975, 21080, 21760, 23312, 24025, 24064, 24769, 24800, 25568, 25600, 26350, 27200, 29140, 30080, 30752, 31744, 31960, 32674, 33728, 36425, 37600, 38440, 39680, 39950, 42160, 43520, 45167, 46624, 48050, 48128, 49538, 49600, 51136, 52700, 54400, 58280, 60160, 61504, 63920, 65348, 67456, 72850, 75200, 76880, 79360, 79900, 81685, 84320, 87040, 90334, 93248, 96100, 99076, 99200, 102272, 105400, 108800, 116560, 120320, 123008, 123845, 127840, 130696, 134912, 145700, 150400, 153760, 158720, 159800, 163370, 168640, 180668, 186496, 192200, 198152, 198400, 204544, 210800, 217600, 225835, 233120, 240640, 246016, 247690, 255680, 261392, 269824, 291400, 300800, 307520, 319600, 326740, 337280, 361336, 372992, 384400, 396304, 396800, 408425, 409088, 421600, 435200, 451670, 466240, 492032, 495380, 511360, 522784, 539648, 582800, 601600, 615040, 619225, 639200, 653480, 674560, 722672, 745984, 767839, 768800, 792608, 793600, 816850, 818176, 843200, 903340, 932480, 984064, 990760, 1022720, 1045568, 1129175, 1165600, 1203200, 1230080, 1238450, 1278400, 1306960, 1349120, 1445344, 1491968, 1535678, 1537600, 1585216, 1633700, 1686400, 1806680, 1864960, 1981520, 2045440, 2091136, 2258350, 2331200, 2460160, 2476900, 2556800, 2613920, 2698240, 2890688, 3071356, 3075200, 3170432, 3267400, 3372800, 3613360, 3729920, 3839195, 3963040, 4090880, 4182272, 4516700, 4662400, 4920320, 4953800, 5113600, 5227840, 5781376, 6142712, 6150400, 6340864, 6534800, 6745600, 7226720, 7459840, 7678390, 7926080, 8364544, 9033400, 9324800, 9907600, 10227200, 10455680, 11562752, 12285424, 12300800, 12681728, 13069600, 13491200, 14453440, 15356780, 15852160, 16729088, 18066800, 18649600, 19195975, 19815200, 20454400, 20911360, 23125504, 24570848, 24601600, 25363456, 26139200, 28906880, 30713560, 31704320, 36133600, 37299200, 38391950, 39630400, 41822720, 46251008, 49141696, 52278400, 57813760, 61427120, 63408640, 72267200, 76783900, 79260800, 83645440, 98283392, 104556800, 115627520, 122854240, 126817280, 144534400, 153567800, 158521600, 196566784, 209113600, 231255040, 245708480, 289068800, 307135600, 317043200, 393133568, 418227200, 491416960, 578137600, 614271200, 634086400, 786267136, 982833920, 1156275200, 1228542400, 1965667840, 2457084800, 3931335680, 4914169600, 9828339200, 19656678400]

約数ペア:

[(1, 19656678400), (2, 9828339200), (4, 4914169600), (5, 3931335680), (8, 2457084800), (10, 1965667840), (16, 1228542400), (17, 1156275200), (20, 982833920), (25, 786267136), (31, 634086400), (32, 614271200), (34, 578137600), (40, 491416960), (47, 418227200), (50, 393133568), (62, 317043200), (64, 307135600), (68, 289068800), (80, 245708480), (85, 231255040), (94, 209113600), (100, 196566784), (124, 158521600), (128, 153567800), (136, 144534400), (155, 126817280), (160, 122854240), (170, 115627520), (188, 104556800), (200, 98283392), (235, 83645440), (248, 79260800), (256, 76783900), (272, 72267200), (310, 63408640), (320, 61427120), (340, 57813760), (376, 52278400), (400, 49141696), (425, 46251008), (470, 41822720), (496, 39630400), (512, 38391950), (527, 37299200), (544, 36133600), (620, 31704320), (640, 30713560), (680, 28906880), (752, 26139200), (775, 25363456), (799, 24601600), (800, 24570848), (850, 23125504), (940, 20911360), (961, 20454400), (992, 19815200), (1024, 19195975), (1054, 18649600), (1088, 18066800), (1175, 16729088), (1240, 15852160), (1280, 15356780), (1360, 14453440), (1457, 13491200), (1504, 13069600), (1550, 12681728), (1598, 12300800), (1600, 12285424), (1700, 11562752), (1880, 10455680), (1922, 10227200), (1984, 9907600), (2108, 9324800), (2176, 9033400), (2350, 8364544), (2480, 7926080), (2560, 7678390), (2635, 7459840), (2720, 7226720), (2914, 6745600), (3008, 6534800), (3100, 6340864), (3196, 6150400), (3200, 6142712), (3400, 5781376), (3760, 5227840), (3844, 5113600), (3968, 4953800), (3995, 4920320), (4216, 4662400), (4352, 4516700), (4700, 4182272), (4805, 4090880), (4960, 3963040), (5120, 3839195), (5270, 3729920), (5440, 3613360), (5828, 3372800), (6016, 3267400), (6200, 3170432), (6392, 3075200), (6400, 3071356), (6800, 2890688), (7285, 2698240), (7520, 2613920), (7688, 2556800), (7936, 2476900), (7990, 2460160), (8432, 2331200), (8704, 2258350), (9400, 2091136), (9610, 2045440), (9920, 1981520), (10540, 1864960), (10880, 1806680), (11656, 1686400), (12032, 1633700), (12400, 1585216), (12784, 1537600), (12800, 1535678), (13175, 1491968), (13600, 1445344), (14570, 1349120), (15040, 1306960), (15376, 1278400), (15872, 1238450), (15980, 1230080), (16337, 1203200), (16864, 1165600), (17408, 1129175), (18800, 1045568), (19220, 1022720), (19840, 990760), (19975, 984064), (21080, 932480), (21760, 903340), (23312, 843200), (24025, 818176), (24064, 816850), (24769, 793600), (24800, 792608), (25568, 768800), (25600, 767839), (26350, 745984), (27200, 722672), (29140, 674560), (30080, 653480), (30752, 639200), (31744, 619225), (31960, 615040), (32674, 601600), (33728, 582800), (36425, 539648), (37600, 522784), (38440, 511360), (39680, 495380), (39950, 492032), (42160, 466240), (43520, 451670), (45167, 435200), (46624, 421600), (48050, 409088), (48128, 408425), (49538, 396800), (49600, 396304), (51136, 384400), (52700, 372992), (54400, 361336), (58280, 337280), (60160, 326740), (61504, 319600), (63920, 307520), (65348, 300800), (67456, 291400), (72850, 269824), (75200, 261392), (76880, 255680), (79360, 247690), (79900, 246016), (81685, 240640), (84320, 233120), (87040, 225835), (90334, 217600), (93248, 210800), (96100, 204544), (99076, 198400), (99200, 198152), (102272, 192200), (105400, 186496), (108800, 180668), (116560, 168640), (120320, 163370), (123008, 159800), (123845, 158720), (127840, 153760), (130696, 150400), (134912, 145700)]