126219560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{443}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 302097600

約数和(自身を除く): 175878040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 419, 443, 680, 838, 886, 1676, 1772, 2095, 2215, 3352, 3544, 4190, 4430, 7123, 7531, 8380, 8860, 14246, 15062, 16760, 17720, 28492, 30124, 35615, 37655, 56984, 60248, 71230, 75310, 142460, 150620, 185617, 284920, 301240, 371234, 742468, 928085, 1484936, 1856170, 3155489, 3712340, 6310978, 7424680, 12621956, 15777445, 25243912, 31554890, 63109780, 126219560]

約数ペア:

[(1, 126219560), (2, 63109780), (4, 31554890), (5, 25243912), (8, 15777445), (10, 12621956), (17, 7424680), (20, 6310978), (34, 3712340), (40, 3155489), (68, 1856170), (85, 1484936), (136, 928085), (170, 742468), (340, 371234), (419, 301240), (443, 284920), (680, 185617), (838, 150620), (886, 142460), (1676, 75310), (1772, 71230), (2095, 60248), (2215, 56984), (3352, 37655), (3544, 35615), (4190, 30124), (4430, 28492), (7123, 17720), (7531, 16760), (8380, 15062), (8860, 14246)]