277454340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2617}}^1$

素因数の和:2682

約数の個数: 144

約数和(自身を含む): 914833920

約数和(自身を除く): 637379580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 620, 684, 855, 930, 1116, 1140, 1178, 1395, 1710, 1767, 1860, 2356, 2617, 2790, 2945, 3420, 3534, 5234, 5301, 5580, 5890, 7068, 7851, 8835, 10468, 10602, 11780, 13085, 15702, 17670, 21204, 23553, 26170, 26505, 31404, 35340, 39255, 47106, 49723, 52340, 53010, 78510, 81127, 94212, 99446, 106020, 117765, 149169, 157020, 162254, 198892, 235530, 243381, 248615, 298338, 324508, 405635, 447507, 471060, 486762, 497230, 596676, 730143, 745845, 811270, 895014, 973524, 994460, 1216905, 1460286, 1491690, 1541413, 1622540, 1790028, 2237535, 2433810, 2920572, 2983380, 3082826, 3650715, 4475070, 4624239, 4867620, 6165652, 7301430, 7707065, 8950140, 9248478, 13872717, 14602860, 15414130, 18496956, 23121195, 27745434, 30828260, 46242390, 55490868, 69363585, 92484780, 138727170, 277454340]

約数ペア:

[(1, 277454340), (2, 138727170), (3, 92484780), (4, 69363585), (5, 55490868), (6, 46242390), (9, 30828260), (10, 27745434), (12, 23121195), (15, 18496956), (18, 15414130), (19, 14602860), (20, 13872717), (30, 9248478), (31, 8950140), (36, 7707065), (38, 7301430), (45, 6165652), (57, 4867620), (60, 4624239), (62, 4475070), (76, 3650715), (90, 3082826), (93, 2983380), (95, 2920572), (114, 2433810), (124, 2237535), (155, 1790028), (171, 1622540), (180, 1541413), (186, 1491690), (190, 1460286), (228, 1216905), (279, 994460), (285, 973524), (310, 895014), (342, 811270), (372, 745845), (380, 730143), (465, 596676), (558, 497230), (570, 486762), (589, 471060), (620, 447507), (684, 405635), (855, 324508), (930, 298338), (1116, 248615), (1140, 243381), (1178, 235530), (1395, 198892), (1710, 162254), (1767, 157020), (1860, 149169), (2356, 117765), (2617, 106020), (2790, 99446), (2945, 94212), (3420, 81127), (3534, 78510), (5234, 53010), (5301, 52340), (5580, 49723), (5890, 47106), (7068, 39255), (7851, 35340), (8835, 31404), (10468, 26505), (10602, 26170), (11780, 23553), (13085, 21204), (15702, 17670)]