68716920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{30139}}^1$

素因数の和:30172

約数の個数: 64

約数和(自身を含む): 217008000

約数和(自身を除く): 148291080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 30139, 60278, 90417, 120556, 150695, 180834, 241112, 301390, 361668, 452085, 572641, 602780, 723336, 904170, 1145282, 1205560, 1717923, 1808340, 2290564, 2863205, 3435846, 3616680, 4581128, 5726410, 6871692, 8589615, 11452820, 13743384, 17179230, 22905640, 34358460, 68716920]

約数ペア:

[(1, 68716920), (2, 34358460), (3, 22905640), (4, 17179230), (5, 13743384), (6, 11452820), (8, 8589615), (10, 6871692), (12, 5726410), (15, 4581128), (19, 3616680), (20, 3435846), (24, 2863205), (30, 2290564), (38, 1808340), (40, 1717923), (57, 1205560), (60, 1145282), (76, 904170), (95, 723336), (114, 602780), (120, 572641), (152, 452085), (190, 361668), (228, 301390), (285, 241112), (380, 180834), (456, 150695), (570, 120556), (760, 90417), (1140, 60278), (2280, 30139)]