1813207890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{160319}}^1$

素因数の和:160371

約数の個数: 64

約数和(自身を含む): 4848076800

約数和(自身を除く): 3034868910

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 58, 65, 78, 87, 130, 145, 174, 195, 290, 377, 390, 435, 754, 870, 1131, 1885, 2262, 3770, 5655, 11310, 160319, 320638, 480957, 801595, 961914, 1603190, 2084147, 2404785, 4168294, 4649251, 4809570, 6252441, 9298502, 10420735, 12504882, 13947753, 20841470, 23246255, 27895506, 31262205, 46492510, 60440263, 62524410, 69738765, 120880526, 139477530, 181320789, 302201315, 362641578, 604402630, 906603945, 1813207890]

約数ペア:

[(1, 1813207890), (2, 906603945), (3, 604402630), (5, 362641578), (6, 302201315), (10, 181320789), (13, 139477530), (15, 120880526), (26, 69738765), (29, 62524410), (30, 60440263), (39, 46492510), (58, 31262205), (65, 27895506), (78, 23246255), (87, 20841470), (130, 13947753), (145, 12504882), (174, 10420735), (195, 9298502), (290, 6252441), (377, 4809570), (390, 4649251), (435, 4168294), (754, 2404785), (870, 2084147), (1131, 1603190), (1885, 961914), (2262, 801595), (3770, 480957), (5655, 320638), (11310, 160319)]