687060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{347}}^1$

素因数の和:373

約数の個数: 72

約数和(自身を含む): 2280096

約数和(自身を除く): 1593036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 347, 396, 495, 660, 694, 990, 1041, 1388, 1735, 1980, 2082, 3123, 3470, 3817, 4164, 5205, 6246, 6940, 7634, 10410, 11451, 12492, 15268, 15615, 19085, 20820, 22902, 31230, 34353, 38170, 45804, 57255, 62460, 68706, 76340, 114510, 137412, 171765, 229020, 343530, 687060]

約数ペア:

[(1, 687060), (2, 343530), (3, 229020), (4, 171765), (5, 137412), (6, 114510), (9, 76340), (10, 68706), (11, 62460), (12, 57255), (15, 45804), (18, 38170), (20, 34353), (22, 31230), (30, 22902), (33, 20820), (36, 19085), (44, 15615), (45, 15268), (55, 12492), (60, 11451), (66, 10410), (90, 7634), (99, 6940), (110, 6246), (132, 5205), (165, 4164), (180, 3817), (198, 3470), (220, 3123), (330, 2082), (347, 1980), (396, 1735), (495, 1388), (660, 1041), (694, 990)]