257853420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{11839}}^1$

素因数の和:11876

約数の個数: 108

約数和(自身を含む): 859797120

約数和(自身を除く): 601943700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 121, 132, 165, 180, 198, 220, 242, 330, 363, 396, 484, 495, 605, 660, 726, 990, 1089, 1210, 1452, 1815, 1980, 2178, 2420, 3630, 4356, 5445, 7260, 10890, 11839, 21780, 23678, 35517, 47356, 59195, 71034, 106551, 118390, 130229, 142068, 177585, 213102, 236780, 260458, 355170, 390687, 426204, 520916, 532755, 651145, 710340, 781374, 1065510, 1172061, 1302290, 1432519, 1562748, 1953435, 2131020, 2344122, 2604580, 2865038, 3906870, 4297557, 4688244, 5730076, 5860305, 7162595, 7813740, 8595114, 11720610, 12892671, 14325190, 17190228, 21487785, 23441220, 25785342, 28650380, 42975570, 51570684, 64463355, 85951140, 128926710, 257853420]

約数ペア:

[(1, 257853420), (2, 128926710), (3, 85951140), (4, 64463355), (5, 51570684), (6, 42975570), (9, 28650380), (10, 25785342), (11, 23441220), (12, 21487785), (15, 17190228), (18, 14325190), (20, 12892671), (22, 11720610), (30, 8595114), (33, 7813740), (36, 7162595), (44, 5860305), (45, 5730076), (55, 4688244), (60, 4297557), (66, 3906870), (90, 2865038), (99, 2604580), (110, 2344122), (121, 2131020), (132, 1953435), (165, 1562748), (180, 1432519), (198, 1302290), (220, 1172061), (242, 1065510), (330, 781374), (363, 710340), (396, 651145), (484, 532755), (495, 520916), (605, 426204), (660, 390687), (726, 355170), (990, 260458), (1089, 236780), (1210, 213102), (1452, 177585), (1815, 142068), (1980, 130229), (2178, 118390), (2420, 106551), (3630, 71034), (4356, 59195), (5445, 47356), (7260, 35517), (10890, 23678), (11839, 21780)]