85420980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{787}}^1$

素因数の和:875

約数の個数: 120

約数和(自身を含む): 272313888

約数和(自身を除く): 186892908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 81, 90, 108, 134, 135, 162, 180, 201, 268, 270, 324, 335, 402, 405, 540, 603, 670, 787, 804, 810, 1005, 1206, 1340, 1574, 1620, 1809, 2010, 2361, 2412, 3015, 3148, 3618, 3935, 4020, 4722, 5427, 6030, 7083, 7236, 7870, 9045, 9444, 10854, 11805, 12060, 14166, 15740, 18090, 21249, 21708, 23610, 27135, 28332, 35415, 36180, 42498, 47220, 52729, 54270, 63747, 70830, 84996, 105458, 106245, 108540, 127494, 141660, 158187, 210916, 212490, 254988, 263645, 316374, 318735, 424980, 474561, 527290, 632748, 637470, 790935, 949122, 1054580, 1274940, 1423683, 1581870, 1898244, 2372805, 2847366, 3163740, 4271049, 4745610, 5694732, 7118415, 8542098, 9491220, 14236830, 17084196, 21355245, 28473660, 42710490, 85420980]

約数ペア:

[(1, 85420980), (2, 42710490), (3, 28473660), (4, 21355245), (5, 17084196), (6, 14236830), (9, 9491220), (10, 8542098), (12, 7118415), (15, 5694732), (18, 4745610), (20, 4271049), (27, 3163740), (30, 2847366), (36, 2372805), (45, 1898244), (54, 1581870), (60, 1423683), (67, 1274940), (81, 1054580), (90, 949122), (108, 790935), (134, 637470), (135, 632748), (162, 527290), (180, 474561), (201, 424980), (268, 318735), (270, 316374), (324, 263645), (335, 254988), (402, 212490), (405, 210916), (540, 158187), (603, 141660), (670, 127494), (787, 108540), (804, 106245), (810, 105458), (1005, 84996), (1206, 70830), (1340, 63747), (1574, 54270), (1620, 52729), (1809, 47220), (2010, 42498), (2361, 36180), (2412, 35415), (3015, 28332), (3148, 27135), (3618, 23610), (3935, 21708), (4020, 21249), (4722, 18090), (5427, 15740), (6030, 14166), (7083, 12060), (7236, 11805), (7870, 10854), (9045, 9444)]