78339240

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{4441}}^1$

素因数の和:4472

約数の個数: 144

約数和(自身を含む): 296236980

約数和(自身を除く): 217897740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 4441, 5880, 8820, 8882, 13323, 17640, 17764, 22205, 26646, 31087, 35528, 39969, 44410, 53292, 62174, 66615, 79938, 88820, 93261, 106584, 124348, 133230, 155435, 159876, 177640, 186522, 199845, 217609, 248696, 266460, 279783, 310870, 319752, 373044, 399690, 435218, 466305, 532920, 559566, 621740, 652827, 746088, 799380, 870436, 932610, 1088045, 1119132, 1243480, 1305654, 1398915, 1598760, 1740872, 1865220, 1958481, 2176090, 2238264, 2611308, 2797830, 3264135, 3730440, 3916962, 4352180, 5222616, 5595660, 6528270, 7833924, 8704360, 9792405, 11191320, 13056540, 15667848, 19584810, 26113080, 39169620, 78339240]

約数ペア:

[(1, 78339240), (2, 39169620), (3, 26113080), (4, 19584810), (5, 15667848), (6, 13056540), (7, 11191320), (8, 9792405), (9, 8704360), (10, 7833924), (12, 6528270), (14, 5595660), (15, 5222616), (18, 4352180), (20, 3916962), (21, 3730440), (24, 3264135), (28, 2797830), (30, 2611308), (35, 2238264), (36, 2176090), (40, 1958481), (42, 1865220), (45, 1740872), (49, 1598760), (56, 1398915), (60, 1305654), (63, 1243480), (70, 1119132), (72, 1088045), (84, 932610), (90, 870436), (98, 799380), (105, 746088), (120, 652827), (126, 621740), (140, 559566), (147, 532920), (168, 466305), (180, 435218), (196, 399690), (210, 373044), (245, 319752), (252, 310870), (280, 279783), (294, 266460), (315, 248696), (360, 217609), (392, 199845), (420, 186522), (441, 177640), (490, 159876), (504, 155435), (588, 133230), (630, 124348), (735, 106584), (840, 93261), (882, 88820), (980, 79938), (1176, 66615), (1260, 62174), (1470, 53292), (1764, 44410), (1960, 39969), (2205, 35528), (2520, 31087), (2940, 26646), (3528, 22205), (4410, 17764), (4441, 17640), (5880, 13323), (8820, 8882)]