920025540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{81131}}^1$

素因数の和:81159

約数の個数: 120

約数和(自身を含む): 3298502592

約数和(自身を除く): 2378477052

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 81131, 162262, 243393, 324524, 405655, 486786, 567917, 730179, 811310, 973572, 1135834, 1216965, 1460358, 1622620, 1703751, 2190537, 2271668, 2433930, 2839585, 2920716, 3407502, 3650895, 4381074, 4867860, 5111253, 5679170, 6571611, 6815004, 7301790, 8518755, 8762148, 10222506, 10952685, 11358340, 13143222, 14603580, 15333759, 17037510, 20445012, 21905370, 25556265, 26286444, 30667518, 32858055, 34075020, 43810740, 46001277, 51112530, 61335036, 65716110, 76668795, 92002554, 102225060, 131432220, 153337590, 184005108, 230006385, 306675180, 460012770, 920025540]

約数ペア:

[(1, 920025540), (2, 460012770), (3, 306675180), (4, 230006385), (5, 184005108), (6, 153337590), (7, 131432220), (9, 102225060), (10, 92002554), (12, 76668795), (14, 65716110), (15, 61335036), (18, 51112530), (20, 46001277), (21, 43810740), (27, 34075020), (28, 32858055), (30, 30667518), (35, 26286444), (36, 25556265), (42, 21905370), (45, 20445012), (54, 17037510), (60, 15333759), (63, 14603580), (70, 13143222), (81, 11358340), (84, 10952685), (90, 10222506), (105, 8762148), (108, 8518755), (126, 7301790), (135, 6815004), (140, 6571611), (162, 5679170), (180, 5111253), (189, 4867860), (210, 4381074), (252, 3650895), (270, 3407502), (315, 2920716), (324, 2839585), (378, 2433930), (405, 2271668), (420, 2190537), (540, 1703751), (567, 1622620), (630, 1460358), (756, 1216965), (810, 1135834), (945, 973572), (1134, 811310), (1260, 730179), (1620, 567917), (1890, 486786), (2268, 405655), (2835, 324524), (3780, 243393), (5670, 162262), (11340, 81131)]