55560780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2551}}^1$

素因数の和:2588

約数の個数: 108

約数和(自身を含む): 185321136

約数和(自身を除く): 129760356

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, 2551, 3630, 4356, 5102, 5445, 7260, 7653, 10204, 10890, 12755, 15306, 21780, 22959, 25510, 28061, 30612, 38265, 45918, 51020, 56122, 76530, 84183, 91836, 112244, 114795, 140305, 153060, 168366, 229590, 252549, 280610, 308671, 336732, 420915, 459180, 505098, 561220, 617342, 841830, 926013, 1010196, 1234684, 1262745, 1543355, 1683660, 1852026, 2525490, 2778039, 3086710, 3704052, 4630065, 5050980, 5556078, 6173420, 9260130, 11112156, 13890195, 18520260, 27780390, 55560780]

約数ペア:

[(1, 55560780), (2, 27780390), (3, 18520260), (4, 13890195), (5, 11112156), (6, 9260130), (9, 6173420), (10, 5556078), (11, 5050980), (12, 4630065), (15, 3704052), (18, 3086710), (20, 2778039), (22, 2525490), (30, 1852026), (33, 1683660), (36, 1543355), (44, 1262745), (45, 1234684), (55, 1010196), (60, 926013), (66, 841830), (90, 617342), (99, 561220), (110, 505098), (121, 459180), (132, 420915), (165, 336732), (180, 308671), (198, 280610), (220, 252549), (242, 229590), (330, 168366), (363, 153060), (396, 140305), (484, 114795), (495, 112244), (605, 91836), (660, 84183), (726, 76530), (990, 56122), (1089, 51020), (1210, 45918), (1452, 38265), (1815, 30612), (1980, 28061), (2178, 25510), (2420, 22959), (2551, 21780), (3630, 15306), (4356, 12755), (5102, 10890), (5445, 10204), (7260, 7653)]