490307580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{43237}}^1$

素因数の和:43265

約数の個数: 120

約数和(自身を含む): 1757884128

約数和(自身を除く): 1267576548

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, 43237, 86474, 129711, 172948, 216185, 259422, 302659, 389133, 432370, 518844, 605318, 648555, 778266, 864740, 907977, 1167399, 1210636, 1297110, 1513295, 1556532, 1815954, 1945665, 2334798, 2594220, 2723931, 3026590, 3502197, 3631908, 3891330, 4539885, 4669596, 5447862, 5836995, 6053180, 7004394, 7782660, 8171793, 9079770, 10895724, 11673990, 13619655, 14008788, 16343586, 17510985, 18159540, 23347980, 24515379, 27239310, 32687172, 35021970, 40858965, 49030758, 54478620, 70043940, 81717930, 98061516, 122576895, 163435860, 245153790, 490307580]

約数ペア:

[(1, 490307580), (2, 245153790), (3, 163435860), (4, 122576895), (5, 98061516), (6, 81717930), (7, 70043940), (9, 54478620), (10, 49030758), (12, 40858965), (14, 35021970), (15, 32687172), (18, 27239310), (20, 24515379), (21, 23347980), (27, 18159540), (28, 17510985), (30, 16343586), (35, 14008788), (36, 13619655), (42, 11673990), (45, 10895724), (54, 9079770), (60, 8171793), (63, 7782660), (70, 7004394), (81, 6053180), (84, 5836995), (90, 5447862), (105, 4669596), (108, 4539885), (126, 3891330), (135, 3631908), (140, 3502197), (162, 3026590), (180, 2723931), (189, 2594220), (210, 2334798), (252, 1945665), (270, 1815954), (315, 1556532), (324, 1513295), (378, 1297110), (405, 1210636), (420, 1167399), (540, 907977), (567, 864740), (630, 778266), (756, 648555), (810, 605318), (945, 518844), (1134, 432370), (1260, 389133), (1620, 302659), (1890, 259422), (2268, 216185), (2835, 172948), (3780, 129711), (5670, 86474), (11340, 43237)]