420952560

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{757}}^1$

素因数の和:1111

約数の個数: 160

約数和(自身を含む): 1497856512

約数和(自身を除く): 1076903952

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 331, 336, 420, 560, 662, 757, 840, 993, 1324, 1514, 1655, 1680, 1986, 2271, 2317, 2648, 3028, 3310, 3785, 3972, 4542, 4634, 4965, 5296, 5299, 6056, 6620, 6951, 7570, 7944, 9084, 9268, 9930, 10598, 11355, 11585, 12112, 13240, 13902, 15140, 15888, 15897, 18168, 18536, 19860, 21196, 22710, 23170, 26480, 26495, 27804, 30280, 31794, 34755, 36336, 37072, 39720, 42392, 45420, 46340, 52990, 55608, 60560, 63588, 69510, 79440, 79485, 84784, 90840, 92680, 105980, 111216, 127176, 139020, 158970, 181680, 185360, 211960, 250567, 254352, 278040, 317940, 423920, 501134, 556080, 635880, 751701, 1002268, 1252835, 1271760, 1503402, 1753969, 2004536, 2505670, 3006804, 3507938, 3758505, 4009072, 5011340, 5261907, 6013608, 7015876, 7517010, 8769845, 10022680, 10523814, 12027216, 14031752, 15034020, 17539690, 20045360, 21047628, 26309535, 28063504, 30068040, 35079380, 42095256, 52619070, 60136080, 70158760, 84190512, 105238140, 140317520, 210476280, 420952560]

約数ペア:

[(1, 420952560), (2, 210476280), (3, 140317520), (4, 105238140), (5, 84190512), (6, 70158760), (7, 60136080), (8, 52619070), (10, 42095256), (12, 35079380), (14, 30068040), (15, 28063504), (16, 26309535), (20, 21047628), (21, 20045360), (24, 17539690), (28, 15034020), (30, 14031752), (35, 12027216), (40, 10523814), (42, 10022680), (48, 8769845), (56, 7517010), (60, 7015876), (70, 6013608), (80, 5261907), (84, 5011340), (105, 4009072), (112, 3758505), (120, 3507938), (140, 3006804), (168, 2505670), (210, 2004536), (240, 1753969), (280, 1503402), (331, 1271760), (336, 1252835), (420, 1002268), (560, 751701), (662, 635880), (757, 556080), (840, 501134), (993, 423920), (1324, 317940), (1514, 278040), (1655, 254352), (1680, 250567), (1986, 211960), (2271, 185360), (2317, 181680), (2648, 158970), (3028, 139020), (3310, 127176), (3785, 111216), (3972, 105980), (4542, 92680), (4634, 90840), (4965, 84784), (5296, 79485), (5299, 79440), (6056, 69510), (6620, 63588), (6951, 60560), (7570, 55608), (7944, 52990), (9084, 46340), (9268, 45420), (9930, 42392), (10598, 39720), (11355, 37072), (11585, 36336), (12112, 34755), (13240, 31794), (13902, 30280), (15140, 27804), (15888, 26495), (15897, 26480), (18168, 23170), (18536, 22710), (19860, 21196)]