211470660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{16547}}^1$

素因数の和:16633

約数の個数: 72

約数和(自身を含む): 650534976

約数和(自身を除く): 439064316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 16547, 33094, 49641, 66188, 82735, 99282, 148923, 165470, 198564, 248205, 297846, 330940, 496410, 595692, 744615, 992820, 1174837, 1489230, 2349674, 2978460, 3524511, 4699348, 5874185, 7049022, 10573533, 11748370, 14098044, 17622555, 21147066, 23496740, 35245110, 42294132, 52867665, 70490220, 105735330, 211470660]

約数ペア:

[(1, 211470660), (2, 105735330), (3, 70490220), (4, 52867665), (5, 42294132), (6, 35245110), (9, 23496740), (10, 21147066), (12, 17622555), (15, 14098044), (18, 11748370), (20, 10573533), (30, 7049022), (36, 5874185), (45, 4699348), (60, 3524511), (71, 2978460), (90, 2349674), (142, 1489230), (180, 1174837), (213, 992820), (284, 744615), (355, 595692), (426, 496410), (639, 330940), (710, 297846), (852, 248205), (1065, 198564), (1278, 165470), (1420, 148923), (2130, 99282), (2556, 82735), (3195, 66188), (4260, 49641), (6390, 33094), (12780, 16547)]