261571056

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{4751}}^1$

素因数の和:4830

約数の個数: 80

約数和(自身を含む): 716525568

約数和(自身を除く): 454954512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 37, 48, 62, 74, 93, 111, 124, 148, 186, 222, 248, 296, 372, 444, 496, 592, 744, 888, 1147, 1488, 1776, 2294, 3441, 4588, 4751, 6882, 9176, 9502, 13764, 14253, 18352, 19004, 27528, 28506, 38008, 55056, 57012, 76016, 114024, 147281, 175787, 228048, 294562, 351574, 441843, 527361, 589124, 703148, 883686, 1054722, 1178248, 1406296, 1767372, 2109444, 2356496, 2812592, 3534744, 4218888, 5449397, 7069488, 8437776, 10898794, 16348191, 21797588, 32696382, 43595176, 65392764, 87190352, 130785528, 261571056]

約数ペア:

[(1, 261571056), (2, 130785528), (3, 87190352), (4, 65392764), (6, 43595176), (8, 32696382), (12, 21797588), (16, 16348191), (24, 10898794), (31, 8437776), (37, 7069488), (48, 5449397), (62, 4218888), (74, 3534744), (93, 2812592), (111, 2356496), (124, 2109444), (148, 1767372), (186, 1406296), (222, 1178248), (248, 1054722), (296, 883686), (372, 703148), (444, 589124), (496, 527361), (592, 441843), (744, 351574), (888, 294562), (1147, 228048), (1488, 175787), (1776, 147281), (2294, 114024), (3441, 76016), (4588, 57012), (4751, 55056), (6882, 38008), (9176, 28506), (9502, 27528), (13764, 19004), (14253, 18352)]