61913460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{21059}}^1$

素因数の和:21085

約数の個数: 72

約数和(自身を含む): 201670560

約数和(自身を除く): 139757100

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, 21059, 42118, 63177, 84236, 105295, 126354, 147413, 210590, 252708, 294826, 315885, 421180, 442239, 589652, 631770, 737065, 884478, 1031891, 1263540, 1474130, 1768956, 2063782, 2211195, 2948260, 3095673, 4127564, 4422390, 5159455, 6191346, 8844780, 10318910, 12382692, 15478365, 20637820, 30956730, 61913460]

約数ペア:

[(1, 61913460), (2, 30956730), (3, 20637820), (4, 15478365), (5, 12382692), (6, 10318910), (7, 8844780), (10, 6191346), (12, 5159455), (14, 4422390), (15, 4127564), (20, 3095673), (21, 2948260), (28, 2211195), (30, 2063782), (35, 1768956), (42, 1474130), (49, 1263540), (60, 1031891), (70, 884478), (84, 737065), (98, 631770), (105, 589652), (140, 442239), (147, 421180), (196, 315885), (210, 294826), (245, 252708), (294, 210590), (420, 147413), (490, 126354), (588, 105295), (735, 84236), (980, 63177), (1470, 42118), (2940, 21059)]