261374880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41887}}^1$

素因数の和:41918

約数の個数: 96

約数和(自身を含む): 886685184

約数和(自身を除く): 625310304

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 41887, 83774, 125661, 167548, 209435, 251322, 335096, 418870, 502644, 544531, 628305, 670192, 837740, 1005288, 1089062, 1256610, 1340384, 1633593, 1675480, 2010576, 2178124, 2513220, 2722655, 3267186, 3350960, 4021152, 4356248, 5026440, 5445310, 6534372, 6701920, 8167965, 8712496, 10052880, 10890620, 13068744, 16335930, 17424992, 20105760, 21781240, 26137488, 32671860, 43562480, 52274976, 65343720, 87124960, 130687440, 261374880]

約数ペア:

[(1, 261374880), (2, 130687440), (3, 87124960), (4, 65343720), (5, 52274976), (6, 43562480), (8, 32671860), (10, 26137488), (12, 21781240), (13, 20105760), (15, 17424992), (16, 16335930), (20, 13068744), (24, 10890620), (26, 10052880), (30, 8712496), (32, 8167965), (39, 6701920), (40, 6534372), (48, 5445310), (52, 5026440), (60, 4356248), (65, 4021152), (78, 3350960), (80, 3267186), (96, 2722655), (104, 2513220), (120, 2178124), (130, 2010576), (156, 1675480), (160, 1633593), (195, 1340384), (208, 1256610), (240, 1089062), (260, 1005288), (312, 837740), (390, 670192), (416, 628305), (480, 544531), (520, 502644), (624, 418870), (780, 335096), (1040, 251322), (1248, 209435), (1560, 167548), (2080, 125661), (3120, 83774), (6240, 41887)]