122203240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{709}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 286272000

約数和(自身を除く): 164068760

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 310, 556, 620, 695, 709, 1112, 1240, 1390, 1418, 2780, 2836, 3545, 4309, 5560, 5672, 7090, 8618, 14180, 17236, 21545, 21979, 28360, 34472, 43090, 43958, 86180, 87916, 98551, 109895, 172360, 175832, 197102, 219790, 394204, 439580, 492755, 788408, 879160, 985510, 1971020, 3055081, 3942040, 6110162, 12220324, 15275405, 24440648, 30550810, 61101620, 122203240]

約数ペア:

[(1, 122203240), (2, 61101620), (4, 30550810), (5, 24440648), (8, 15275405), (10, 12220324), (20, 6110162), (31, 3942040), (40, 3055081), (62, 1971020), (124, 985510), (139, 879160), (155, 788408), (248, 492755), (278, 439580), (310, 394204), (556, 219790), (620, 197102), (695, 175832), (709, 172360), (1112, 109895), (1240, 98551), (1390, 87916), (1418, 86180), (2780, 43958), (2836, 43090), (3545, 34472), (4309, 28360), (5560, 21979), (5672, 21545), (7090, 17236), (8618, 14180)]