220705212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{2221}}^1$

素因数の和:2268

約数の個数: 108

約数和(自身を含む): 648975096

約数和(自身を除く): 428269884

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 169, 182, 196, 273, 294, 338, 364, 507, 546, 588, 637, 676, 1014, 1092, 1183, 1274, 1911, 2028, 2221, 2366, 2548, 3549, 3822, 4442, 4732, 6663, 7098, 7644, 8281, 8884, 13326, 14196, 15547, 16562, 24843, 26652, 28873, 31094, 33124, 46641, 49686, 57746, 62188, 86619, 93282, 99372, 108829, 115492, 173238, 186564, 202111, 217658, 326487, 346476, 375349, 404222, 435316, 606333, 652974, 750698, 808444, 1126047, 1212666, 1305948, 1414777, 1501396, 2252094, 2425332, 2627443, 2829554, 4244331, 4504188, 5254886, 5659108, 7882329, 8488662, 10509772, 15764658, 16977324, 18392101, 31529316, 36784202, 55176303, 73568404, 110352606, 220705212]

約数ペア:

[(1, 220705212), (2, 110352606), (3, 73568404), (4, 55176303), (6, 36784202), (7, 31529316), (12, 18392101), (13, 16977324), (14, 15764658), (21, 10509772), (26, 8488662), (28, 7882329), (39, 5659108), (42, 5254886), (49, 4504188), (52, 4244331), (78, 2829554), (84, 2627443), (91, 2425332), (98, 2252094), (147, 1501396), (156, 1414777), (169, 1305948), (182, 1212666), (196, 1126047), (273, 808444), (294, 750698), (338, 652974), (364, 606333), (507, 435316), (546, 404222), (588, 375349), (637, 346476), (676, 326487), (1014, 217658), (1092, 202111), (1183, 186564), (1274, 173238), (1911, 115492), (2028, 108829), (2221, 99372), (2366, 93282), (2548, 86619), (3549, 62188), (3822, 57746), (4442, 49686), (4732, 46641), (6663, 33124), (7098, 31094), (7644, 28873), (8281, 26652), (8884, 24843), (13326, 16562), (14196, 15547)]