268996920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:645

約数の個数: 128

約数和(自身を含む): 839946240

約数和(自身を除く): 570949320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 167, 186, 248, 310, 334, 372, 433, 465, 501, 620, 668, 744, 835, 866, 930, 1002, 1240, 1299, 1336, 1670, 1732, 1860, 2004, 2165, 2505, 2598, 3340, 3464, 3720, 4008, 4330, 5010, 5177, 5196, 6495, 6680, 8660, 10020, 10354, 10392, 12990, 13423, 15531, 17320, 20040, 20708, 25885, 25980, 26846, 31062, 40269, 41416, 51770, 51960, 53692, 62124, 67115, 72311, 77655, 80538, 103540, 107384, 124248, 134230, 144622, 155310, 161076, 201345, 207080, 216933, 268460, 289244, 310620, 322152, 361555, 402690, 433866, 536920, 578488, 621240, 723110, 805380, 867732, 1084665, 1446220, 1610760, 1735464, 2169330, 2241641, 2892440, 4338660, 4483282, 6724923, 8677320, 8966564, 11208205, 13449846, 17933128, 22416410, 26899692, 33624615, 44832820, 53799384, 67249230, 89665640, 134498460, 268996920]

約数ペア:

[(1, 268996920), (2, 134498460), (3, 89665640), (4, 67249230), (5, 53799384), (6, 44832820), (8, 33624615), (10, 26899692), (12, 22416410), (15, 17933128), (20, 13449846), (24, 11208205), (30, 8966564), (31, 8677320), (40, 6724923), (60, 4483282), (62, 4338660), (93, 2892440), (120, 2241641), (124, 2169330), (155, 1735464), (167, 1610760), (186, 1446220), (248, 1084665), (310, 867732), (334, 805380), (372, 723110), (433, 621240), (465, 578488), (501, 536920), (620, 433866), (668, 402690), (744, 361555), (835, 322152), (866, 310620), (930, 289244), (1002, 268460), (1240, 216933), (1299, 207080), (1336, 201345), (1670, 161076), (1732, 155310), (1860, 144622), (2004, 134230), (2165, 124248), (2505, 107384), (2598, 103540), (3340, 80538), (3464, 77655), (3720, 72311), (4008, 67115), (4330, 62124), (5010, 53692), (5177, 51960), (5196, 51770), (6495, 41416), (6680, 40269), (8660, 31062), (10020, 26846), (10354, 25980), (10392, 25885), (12990, 20708), (13423, 20040), (15531, 17320)]