681481680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:826

約数の個数: 240

約数和(自身を含む): 2400179712

約数和(自身を除く): 1718698032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 31, 33, 40, 44, 48, 55, 60, 62, 66, 80, 88, 93, 110, 120, 121, 124, 132, 155, 165, 176, 186, 220, 240, 242, 248, 264, 310, 330, 341, 363, 372, 440, 465, 484, 496, 528, 605, 620, 660, 682, 726, 744, 757, 880, 930, 968, 1023, 1210, 1240, 1320, 1364, 1452, 1488, 1514, 1705, 1815, 1860, 1936, 2046, 2271, 2420, 2480, 2640, 2728, 2904, 3028, 3410, 3630, 3720, 3751, 3785, 4092, 4542, 4840, 5115, 5456, 5808, 6056, 6820, 7260, 7440, 7502, 7570, 8184, 8327, 9084, 9680, 10230, 11253, 11355, 12112, 13640, 14520, 15004, 15140, 16368, 16654, 18168, 18755, 20460, 22506, 22710, 23467, 24981, 27280, 29040, 30008, 30280, 33308, 36336, 37510, 40920, 41635, 45012, 45420, 46934, 49962, 56265, 60016, 60560, 66616, 70401, 75020, 81840, 83270, 90024, 90840, 91597, 93868, 99924, 112530, 117335, 124905, 133232, 140802, 150040, 166540, 180048, 181680, 183194, 187736, 199848, 225060, 234670, 249810, 258137, 274791, 281604, 300080, 333080, 352005, 366388, 375472, 399696, 450120, 457985, 469340, 499620, 516274, 549582, 563208, 666160, 704010, 732776, 774411, 900240, 915970, 938680, 999240, 1032548, 1099164, 1126416, 1290685, 1373955, 1408020, 1465552, 1548822, 1831940, 1877360, 1998480, 2065096, 2198328, 2581370, 2747910, 2816040, 2839507, 3097644, 3663880, 3872055, 4130192, 4396656, 5162740, 5495820, 5632080, 5679014, 6195288, 7327760, 7744110, 8518521, 10325480, 10991640, 11358028, 12390576, 14197535, 15488220, 17037042, 20650960, 21983280, 22716056, 28395070, 30976440, 34074084, 42592605, 45432112, 56790140, 61952880, 68148168, 85185210, 113580280, 136296336, 170370420, 227160560, 340740840, 681481680]

約数ペア:

[(1, 681481680), (2, 340740840), (3, 227160560), (4, 170370420), (5, 136296336), (6, 113580280), (8, 85185210), (10, 68148168), (11, 61952880), (12, 56790140), (15, 45432112), (16, 42592605), (20, 34074084), (22, 30976440), (24, 28395070), (30, 22716056), (31, 21983280), (33, 20650960), (40, 17037042), (44, 15488220), (48, 14197535), (55, 12390576), (60, 11358028), (62, 10991640), (66, 10325480), (80, 8518521), (88, 7744110), (93, 7327760), (110, 6195288), (120, 5679014), (121, 5632080), (124, 5495820), (132, 5162740), (155, 4396656), (165, 4130192), (176, 3872055), (186, 3663880), (220, 3097644), (240, 2839507), (242, 2816040), (248, 2747910), (264, 2581370), (310, 2198328), (330, 2065096), (341, 1998480), (363, 1877360), (372, 1831940), (440, 1548822), (465, 1465552), (484, 1408020), (496, 1373955), (528, 1290685), (605, 1126416), (620, 1099164), (660, 1032548), (682, 999240), (726, 938680), (744, 915970), (757, 900240), (880, 774411), (930, 732776), (968, 704010), (1023, 666160), (1210, 563208), (1240, 549582), (1320, 516274), (1364, 499620), (1452, 469340), (1488, 457985), (1514, 450120), (1705, 399696), (1815, 375472), (1860, 366388), (1936, 352005), (2046, 333080), (2271, 300080), (2420, 281604), (2480, 274791), (2640, 258137), (2728, 249810), (2904, 234670), (3028, 225060), (3410, 199848), (3630, 187736), (3720, 183194), (3751, 181680), (3785, 180048), (4092, 166540), (4542, 150040), (4840, 140802), (5115, 133232), (5456, 124905), (5808, 117335), (6056, 112530), (6820, 99924), (7260, 93868), (7440, 91597), (7502, 90840), (7570, 90024), (8184, 83270), (8327, 81840), (9084, 75020), (9680, 70401), (10230, 66616), (11253, 60560), (11355, 60016), (12112, 56265), (13640, 49962), (14520, 46934), (15004, 45420), (15140, 45012), (16368, 41635), (16654, 40920), (18168, 37510), (18755, 36336), (20460, 33308), (22506, 30280), (22710, 30008), (23467, 29040), (24981, 27280)]