885950520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{81131}}^1$

素因数の和:81165

約数の個数: 128

約数和(自身を含む): 3271242240

約数和(自身を除く): 2385291720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 81131, 162262, 243393, 324524, 405655, 486786, 567917, 649048, 811310, 973572, 1054703, 1135834, 1216965, 1622620, 1703751, 1947144, 2109406, 2271668, 2433930, 2839585, 3164109, 3245240, 3407502, 4218812, 4543336, 4867860, 5273515, 5679170, 6328218, 6815004, 7382921, 8437624, 8518755, 9735720, 10547030, 11358340, 12656436, 13630008, 14765842, 15820545, 17037510, 21094060, 22148763, 22716680, 25312872, 29531684, 31641090, 34075020, 36914605, 42188120, 44297526, 59063368, 63282180, 68150040, 73829210, 88595052, 110743815, 126564360, 147658420, 177190104, 221487630, 295316840, 442975260, 885950520]

約数ペア:

[(1, 885950520), (2, 442975260), (3, 295316840), (4, 221487630), (5, 177190104), (6, 147658420), (7, 126564360), (8, 110743815), (10, 88595052), (12, 73829210), (13, 68150040), (14, 63282180), (15, 59063368), (20, 44297526), (21, 42188120), (24, 36914605), (26, 34075020), (28, 31641090), (30, 29531684), (35, 25312872), (39, 22716680), (40, 22148763), (42, 21094060), (52, 17037510), (56, 15820545), (60, 14765842), (65, 13630008), (70, 12656436), (78, 11358340), (84, 10547030), (91, 9735720), (104, 8518755), (105, 8437624), (120, 7382921), (130, 6815004), (140, 6328218), (156, 5679170), (168, 5273515), (182, 4867860), (195, 4543336), (210, 4218812), (260, 3407502), (273, 3245240), (280, 3164109), (312, 2839585), (364, 2433930), (390, 2271668), (420, 2109406), (455, 1947144), (520, 1703751), (546, 1622620), (728, 1216965), (780, 1135834), (840, 1054703), (910, 973572), (1092, 811310), (1365, 649048), (1560, 567917), (1820, 486786), (2184, 405655), (2730, 324524), (3640, 243393), (5460, 162262), (10920, 81131)]