666810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1$

素因数の和:283

約数の個数: 48

約数和(自身を含む): 1797120

約数和(自身を除く): 1130310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 239, 279, 310, 465, 478, 558, 717, 930, 1195, 1395, 1434, 2151, 2390, 2790, 3585, 4302, 7170, 7409, 10755, 14818, 21510, 22227, 37045, 44454, 66681, 74090, 111135, 133362, 222270, 333405, 666810]

約数ペア:

[(1, 666810), (2, 333405), (3, 222270), (5, 133362), (6, 111135), (9, 74090), (10, 66681), (15, 44454), (18, 37045), (30, 22227), (31, 21510), (45, 14818), (62, 10755), (90, 7409), (93, 7170), (155, 4302), (186, 3585), (239, 2790), (279, 2390), (310, 2151), (465, 1434), (478, 1395), (558, 1195), (717, 930)]