289300620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{2081}}^1$

素因数の和:2431

約数の個数: 96

約数和(自身を含む): 929005056

約数和(自身を除く): 639704436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 331, 420, 662, 993, 1324, 1655, 1986, 2081, 2317, 3310, 3972, 4162, 4634, 4965, 6243, 6620, 6951, 8324, 9268, 9930, 10405, 11585, 12486, 13902, 14567, 19860, 20810, 23170, 24972, 27804, 29134, 31215, 34755, 41620, 43701, 46340, 58268, 62430, 69510, 72835, 87402, 124860, 139020, 145670, 174804, 218505, 291340, 437010, 688811, 874020, 1377622, 2066433, 2755244, 3444055, 4132866, 4821677, 6888110, 8265732, 9643354, 10332165, 13776220, 14465031, 19286708, 20664330, 24108385, 28930062, 41328660, 48216770, 57860124, 72325155, 96433540, 144650310, 289300620]

約数ペア:

[(1, 289300620), (2, 144650310), (3, 96433540), (4, 72325155), (5, 57860124), (6, 48216770), (7, 41328660), (10, 28930062), (12, 24108385), (14, 20664330), (15, 19286708), (20, 14465031), (21, 13776220), (28, 10332165), (30, 9643354), (35, 8265732), (42, 6888110), (60, 4821677), (70, 4132866), (84, 3444055), (105, 2755244), (140, 2066433), (210, 1377622), (331, 874020), (420, 688811), (662, 437010), (993, 291340), (1324, 218505), (1655, 174804), (1986, 145670), (2081, 139020), (2317, 124860), (3310, 87402), (3972, 72835), (4162, 69510), (4634, 62430), (4965, 58268), (6243, 46340), (6620, 43701), (6951, 41620), (8324, 34755), (9268, 31215), (9930, 29134), (10405, 27804), (11585, 24972), (12486, 23170), (13902, 20810), (14567, 19860)]