218970570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{80209}}^1$

素因数の和:80239

約数の個数: 64

約数和(自身を含む): 646813440

約数和(自身を除く): 427842870

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 80209, 160418, 240627, 401045, 481254, 561463, 802090, 1042717, 1122926, 1203135, 1684389, 2085434, 2406270, 2807315, 3128151, 3368778, 5213585, 5614630, 6256302, 7299019, 8421945, 10427170, 14598038, 15640755, 16843890, 21897057, 31281510, 36495095, 43794114, 72990190, 109485285, 218970570]

約数ペア:

[(1, 218970570), (2, 109485285), (3, 72990190), (5, 43794114), (6, 36495095), (7, 31281510), (10, 21897057), (13, 16843890), (14, 15640755), (15, 14598038), (21, 10427170), (26, 8421945), (30, 7299019), (35, 6256302), (39, 5614630), (42, 5213585), (65, 3368778), (70, 3128151), (78, 2807315), (91, 2406270), (105, 2085434), (130, 1684389), (182, 1203135), (195, 1122926), (210, 1042717), (273, 802090), (390, 561463), (455, 481254), (546, 401045), (910, 240627), (1365, 160418), (2730, 80209)]