400496460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73351}}^1$

素因数の和:73383

約数の個数: 96

約数和(自身を含む): 1380191232

約数和(自身を除く): 979694772

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 73351, 146702, 220053, 293404, 366755, 440106, 513457, 733510, 880212, 953563, 1026914, 1100265, 1467020, 1540371, 1907126, 2053828, 2200530, 2567285, 2860689, 3080742, 3814252, 4401060, 4767815, 5134570, 5721378, 6161484, 6674941, 7701855, 9535630, 10269140, 11442756, 13349882, 14303445, 15403710, 19071260, 20024823, 26699764, 28606890, 30807420, 33374705, 40049646, 57213780, 66749410, 80099292, 100124115, 133498820, 200248230, 400496460]

約数ペア:

[(1, 400496460), (2, 200248230), (3, 133498820), (4, 100124115), (5, 80099292), (6, 66749410), (7, 57213780), (10, 40049646), (12, 33374705), (13, 30807420), (14, 28606890), (15, 26699764), (20, 20024823), (21, 19071260), (26, 15403710), (28, 14303445), (30, 13349882), (35, 11442756), (39, 10269140), (42, 9535630), (52, 7701855), (60, 6674941), (65, 6161484), (70, 5721378), (78, 5134570), (84, 4767815), (91, 4401060), (105, 3814252), (130, 3080742), (140, 2860689), (156, 2567285), (182, 2200530), (195, 2053828), (210, 1907126), (260, 1540371), (273, 1467020), (364, 1100265), (390, 1026914), (420, 953563), (455, 880212), (546, 733510), (780, 513457), (910, 440106), (1092, 366755), (1365, 293404), (1820, 220053), (2730, 146702), (5460, 73351)]