144717920

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:388

約数の個数: 96

約数和(自身を含む): 357073920

約数和(自身を除く): 212356000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 163, 179, 248, 310, 326, 358, 496, 620, 652, 716, 815, 895, 992, 1240, 1304, 1432, 1630, 1790, 2480, 2608, 2864, 3260, 3580, 4960, 5053, 5216, 5549, 5728, 6520, 7160, 10106, 11098, 13040, 14320, 20212, 22196, 25265, 26080, 27745, 28640, 29177, 40424, 44392, 50530, 55490, 58354, 80848, 88784, 101060, 110980, 116708, 145885, 161696, 177568, 202120, 221960, 233416, 291770, 404240, 443920, 466832, 583540, 808480, 887840, 904487, 933664, 1167080, 1808974, 2334160, 3617948, 4522435, 4668320, 7235896, 9044870, 14471792, 18089740, 28943584, 36179480, 72358960, 144717920]

約数ペア:

[(1, 144717920), (2, 72358960), (4, 36179480), (5, 28943584), (8, 18089740), (10, 14471792), (16, 9044870), (20, 7235896), (31, 4668320), (32, 4522435), (40, 3617948), (62, 2334160), (80, 1808974), (124, 1167080), (155, 933664), (160, 904487), (163, 887840), (179, 808480), (248, 583540), (310, 466832), (326, 443920), (358, 404240), (496, 291770), (620, 233416), (652, 221960), (716, 202120), (815, 177568), (895, 161696), (992, 145885), (1240, 116708), (1304, 110980), (1432, 101060), (1630, 88784), (1790, 80848), (2480, 58354), (2608, 55490), (2864, 50530), (3260, 44392), (3580, 40424), (4960, 29177), (5053, 28640), (5216, 27745), (5549, 26080), (5728, 25265), (6520, 22196), (7160, 20212), (10106, 14320), (11098, 13040)]