138944581720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{8581}}^1\times {\mathrm{57829}}^1$

素因数の和:66428

約数の個数: 64

約数和(自身を含む): 357333883200

約数和(自身を除く): 218389301480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 8581, 17162, 34324, 42905, 57829, 60067, 68648, 85810, 115658, 120134, 171620, 231316, 240268, 289145, 300335, 343240, 404803, 462632, 480536, 578290, 600670, 809606, 1156580, 1201340, 1619212, 2024015, 2313160, 2402680, 3238424, 4048030, 8096060, 16192120, 496230649, 992461298, 1984922596, 2481153245, 3473614543, 3969845192, 4962306490, 6947229086, 9924612980, 13894458172, 17368072715, 19849225960, 27788916344, 34736145430, 69472290860, 138944581720]

約数ペア:

[(1, 138944581720), (2, 69472290860), (4, 34736145430), (5, 27788916344), (7, 19849225960), (8, 17368072715), (10, 13894458172), (14, 9924612980), (20, 6947229086), (28, 4962306490), (35, 3969845192), (40, 3473614543), (56, 2481153245), (70, 1984922596), (140, 992461298), (280, 496230649), (8581, 16192120), (17162, 8096060), (34324, 4048030), (42905, 3238424), (57829, 2402680), (60067, 2313160), (68648, 2024015), (85810, 1619212), (115658, 1201340), (120134, 1156580), (171620, 809606), (231316, 600670), (240268, 578290), (289145, 480536), (300335, 462632), (343240, 404803)]