78470496

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20959}}^1$

素因数の和:20988

約数の個数: 72

約数和(自身を含む): 240327360

約数和(自身を除く): 161856864

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 20959, 41918, 62877, 83836, 125754, 167672, 188631, 251508, 272467, 335344, 377262, 503016, 544934, 670688, 754524, 817401, 1006032, 1089868, 1509048, 1634802, 2012064, 2179736, 2452203, 3018096, 3269604, 4359472, 4904406, 6036192, 6539208, 8718944, 9808812, 13078416, 19617624, 26156832, 39235248, 78470496]

約数ペア:

[(1, 78470496), (2, 39235248), (3, 26156832), (4, 19617624), (6, 13078416), (8, 9808812), (9, 8718944), (12, 6539208), (13, 6036192), (16, 4904406), (18, 4359472), (24, 3269604), (26, 3018096), (32, 2452203), (36, 2179736), (39, 2012064), (48, 1634802), (52, 1509048), (72, 1089868), (78, 1006032), (96, 817401), (104, 754524), (117, 670688), (144, 544934), (156, 503016), (208, 377262), (234, 335344), (288, 272467), (312, 251508), (416, 188631), (468, 167672), (624, 125754), (936, 83836), (1248, 62877), (1872, 41918), (3744, 20959)]