78339480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21059}}^1$

素因数の和:21104

約数の個数: 64

約数和(自身を含む): 242611200

約数和(自身を除く): 164271720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 21059, 42118, 63177, 84236, 105295, 126354, 168472, 210590, 252708, 315885, 421180, 505416, 631770, 652829, 842360, 1263540, 1305658, 1958487, 2527080, 2611316, 3264145, 3916974, 5222632, 6528290, 7833948, 9792435, 13056580, 15667896, 19584870, 26113160, 39169740, 78339480]

約数ペア:

[(1, 78339480), (2, 39169740), (3, 26113160), (4, 19584870), (5, 15667896), (6, 13056580), (8, 9792435), (10, 7833948), (12, 6528290), (15, 5222632), (20, 3916974), (24, 3264145), (30, 2611316), (31, 2527080), (40, 1958487), (60, 1305658), (62, 1263540), (93, 842360), (120, 652829), (124, 631770), (155, 505416), (186, 421180), (248, 315885), (310, 252708), (372, 210590), (465, 168472), (620, 126354), (744, 105295), (930, 84236), (1240, 63177), (1860, 42118), (3720, 21059)]