86680020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29483}}^1$

素因数の和:29509

約数の個数: 72

約数和(自身を含む): 282338784

約数和(自身を除く): 195658764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 29483, 58966, 88449, 117932, 147415, 176898, 206381, 294830, 353796, 412762, 442245, 589660, 619143, 825524, 884490, 1031905, 1238286, 1444667, 1768980, 2063810, 2476572, 2889334, 3095715, 4127620, 4334001, 5778668, 6191430, 7223335, 8668002, 12382860, 14446670, 17336004, 21670005, 28893340, 43340010, 86680020]

約数ペア:

[(1, 86680020), (2, 43340010), (3, 28893340), (4, 21670005), (5, 17336004), (6, 14446670), (7, 12382860), (10, 8668002), (12, 7223335), (14, 6191430), (15, 5778668), (20, 4334001), (21, 4127620), (28, 3095715), (30, 2889334), (35, 2476572), (42, 2063810), (49, 1768980), (60, 1444667), (70, 1238286), (84, 1031905), (98, 884490), (105, 825524), (140, 619143), (147, 589660), (196, 442245), (210, 412762), (245, 353796), (294, 294830), (420, 206381), (490, 176898), (588, 147415), (735, 117932), (980, 88449), (1470, 58966), (2940, 29483)]