138580984

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:704

約数の個数: 64

約数和(自身を含む): 288237600

約数和(自身を除く): 149656616

約数列:

[1, 2, 4, 8, 19, 37, 38, 41, 74, 76, 82, 148, 152, 164, 296, 328, 601, 703, 779, 1202, 1406, 1517, 1558, 2404, 2812, 3034, 3116, 4808, 5624, 6068, 6232, 11419, 12136, 22237, 22838, 24641, 28823, 44474, 45676, 49282, 57646, 88948, 91352, 98564, 115292, 177896, 197128, 230584, 422503, 468179, 845006, 911717, 936358, 1690012, 1823434, 1872716, 3380024, 3646868, 3745432, 7293736, 17322623, 34645246, 69290492, 138580984]

約数ペア:

[(1, 138580984), (2, 69290492), (4, 34645246), (8, 17322623), (19, 7293736), (37, 3745432), (38, 3646868), (41, 3380024), (74, 1872716), (76, 1823434), (82, 1690012), (148, 936358), (152, 911717), (164, 845006), (296, 468179), (328, 422503), (601, 230584), (703, 197128), (779, 177896), (1202, 115292), (1406, 98564), (1517, 91352), (1558, 88948), (2404, 57646), (2812, 49282), (3034, 45676), (3116, 44474), (4808, 28823), (5624, 24641), (6068, 22838), (6232, 22237), (11419, 12136)]