681543680

素因数分解:

$2^{11}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:190

約数の個数: 192

約数和(自身を含む): 1792627200

約数和(自身を除く): 1111083520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 64, 76, 80, 95, 113, 124, 128, 152, 155, 160, 190, 226, 248, 256, 304, 310, 320, 380, 452, 496, 512, 565, 589, 608, 620, 640, 760, 904, 992, 1024, 1130, 1178, 1216, 1240, 1280, 1520, 1808, 1984, 2048, 2147, 2260, 2356, 2432, 2480, 2560, 2945, 3040, 3503, 3616, 3968, 4294, 4520, 4712, 4864, 4960, 5120, 5890, 6080, 7006, 7232, 7936, 8588, 9040, 9424, 9728, 9920, 10240, 10735, 11780, 12160, 14012, 14464, 15872, 17176, 17515, 18080, 18848, 19456, 19840, 21470, 23560, 24320, 28024, 28928, 31744, 34352, 35030, 36160, 37696, 38912, 39680, 42940, 47120, 48640, 56048, 57856, 63488, 66557, 68704, 70060, 72320, 75392, 79360, 85880, 94240, 97280, 112096, 115712, 133114, 137408, 140120, 144640, 150784, 158720, 171760, 188480, 194560, 224192, 231424, 266228, 274816, 280240, 289280, 301568, 317440, 332785, 343520, 376960, 448384, 532456, 549632, 560480, 578560, 603136, 665570, 687040, 753920, 896768, 1064912, 1099264, 1120960, 1157120, 1206272, 1331140, 1374080, 1507840, 1793536, 2129824, 2198528, 2241920, 2662280, 2748160, 3015680, 3587072, 4259648, 4397056, 4483840, 5324560, 5496320, 6031360, 7174144, 8519296, 8967680, 10649120, 10992640, 17038592, 17935360, 21298240, 21985280, 34077184, 35870720, 42596480, 68154368, 85192960, 136308736, 170385920, 340771840, 681543680]

約数ペア:

[(1, 681543680), (2, 340771840), (4, 170385920), (5, 136308736), (8, 85192960), (10, 68154368), (16, 42596480), (19, 35870720), (20, 34077184), (31, 21985280), (32, 21298240), (38, 17935360), (40, 17038592), (62, 10992640), (64, 10649120), (76, 8967680), (80, 8519296), (95, 7174144), (113, 6031360), (124, 5496320), (128, 5324560), (152, 4483840), (155, 4397056), (160, 4259648), (190, 3587072), (226, 3015680), (248, 2748160), (256, 2662280), (304, 2241920), (310, 2198528), (320, 2129824), (380, 1793536), (452, 1507840), (496, 1374080), (512, 1331140), (565, 1206272), (589, 1157120), (608, 1120960), (620, 1099264), (640, 1064912), (760, 896768), (904, 753920), (992, 687040), (1024, 665570), (1130, 603136), (1178, 578560), (1216, 560480), (1240, 549632), (1280, 532456), (1520, 448384), (1808, 376960), (1984, 343520), (2048, 332785), (2147, 317440), (2260, 301568), (2356, 289280), (2432, 280240), (2480, 274816), (2560, 266228), (2945, 231424), (3040, 224192), (3503, 194560), (3616, 188480), (3968, 171760), (4294, 158720), (4520, 150784), (4712, 144640), (4864, 140120), (4960, 137408), (5120, 133114), (5890, 115712), (6080, 112096), (7006, 97280), (7232, 94240), (7936, 85880), (8588, 79360), (9040, 75392), (9424, 72320), (9728, 70060), (9920, 68704), (10240, 66557), (10735, 63488), (11780, 57856), (12160, 56048), (14012, 48640), (14464, 47120), (15872, 42940), (17176, 39680), (17515, 38912), (18080, 37696), (18848, 36160), (19456, 35030), (19840, 34352), (21470, 31744), (23560, 28928), (24320, 28024)]