211674720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{440989}}^1$

素因数の和:441007

約数の個数: 48

約数和(自身を含む): 666776880

約数和(自身を除く): 455102160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 440989, 881978, 1322967, 1763956, 2204945, 2645934, 3527912, 4409890, 5291868, 6614835, 7055824, 8819780, 10583736, 13229670, 14111648, 17639560, 21167472, 26459340, 35279120, 42334944, 52918680, 70558240, 105837360, 211674720]

約数ペア:

[(1, 211674720), (2, 105837360), (3, 70558240), (4, 52918680), (5, 42334944), (6, 35279120), (8, 26459340), (10, 21167472), (12, 17639560), (15, 14111648), (16, 13229670), (20, 10583736), (24, 8819780), (30, 7055824), (32, 6614835), (40, 5291868), (48, 4409890), (60, 3527912), (80, 2645934), (96, 2204945), (120, 1763956), (160, 1322967), (240, 881978), (480, 440989)]