259654980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{883}}^1$

素因数の和:950

約数の個数: 144

約数和(自身を含む): 815330880

約数和(自身を除く): 555675900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 29, 30, 39, 52, 58, 60, 65, 78, 87, 116, 130, 145, 156, 169, 174, 195, 260, 290, 338, 348, 377, 390, 435, 507, 580, 676, 754, 780, 845, 870, 883, 1014, 1131, 1508, 1690, 1740, 1766, 1885, 2028, 2262, 2535, 2649, 3380, 3532, 3770, 4415, 4524, 4901, 5070, 5298, 5655, 7540, 8830, 9802, 10140, 10596, 11310, 11479, 13245, 14703, 17660, 19604, 22620, 22958, 24505, 25607, 26490, 29406, 34437, 45916, 49010, 51214, 52980, 57395, 58812, 68874, 73515, 76821, 98020, 102428, 114790, 128035, 137748, 147030, 149227, 153642, 172185, 229580, 256070, 294060, 298454, 307284, 332891, 344370, 384105, 447681, 512140, 596908, 665782, 688740, 746135, 768210, 895362, 998673, 1331564, 1492270, 1536420, 1664455, 1790724, 1997346, 2238405, 2984540, 3328910, 3994692, 4327583, 4476810, 4993365, 6657820, 8655166, 8953620, 9986730, 12982749, 17310332, 19973460, 21637915, 25965498, 43275830, 51930996, 64913745, 86551660, 129827490, 259654980]

約数ペア:

[(1, 259654980), (2, 129827490), (3, 86551660), (4, 64913745), (5, 51930996), (6, 43275830), (10, 25965498), (12, 21637915), (13, 19973460), (15, 17310332), (20, 12982749), (26, 9986730), (29, 8953620), (30, 8655166), (39, 6657820), (52, 4993365), (58, 4476810), (60, 4327583), (65, 3994692), (78, 3328910), (87, 2984540), (116, 2238405), (130, 1997346), (145, 1790724), (156, 1664455), (169, 1536420), (174, 1492270), (195, 1331564), (260, 998673), (290, 895362), (338, 768210), (348, 746135), (377, 688740), (390, 665782), (435, 596908), (507, 512140), (580, 447681), (676, 384105), (754, 344370), (780, 332891), (845, 307284), (870, 298454), (883, 294060), (1014, 256070), (1131, 229580), (1508, 172185), (1690, 153642), (1740, 149227), (1766, 147030), (1885, 137748), (2028, 128035), (2262, 114790), (2535, 102428), (2649, 98020), (3380, 76821), (3532, 73515), (3770, 68874), (4415, 58812), (4524, 57395), (4901, 52980), (5070, 51214), (5298, 49010), (5655, 45916), (7540, 34437), (8830, 29406), (9802, 26490), (10140, 25607), (10596, 24505), (11310, 22958), (11479, 22620), (13245, 19604), (14703, 17660)]