209520816

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1013}}^1$

素因数の和:1194

約数の個数: 80

約数和(自身を含む): 563297280

約数和(自身を除く): 353776464

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 139, 186, 248, 278, 372, 417, 496, 556, 744, 834, 1013, 1112, 1488, 1668, 2026, 2224, 3039, 3336, 4052, 4309, 6078, 6672, 8104, 8618, 12156, 12927, 16208, 17236, 24312, 25854, 31403, 34472, 48624, 51708, 62806, 68944, 94209, 103416, 125612, 140807, 188418, 206832, 251224, 281614, 376836, 422421, 502448, 563228, 753672, 844842, 1126456, 1507344, 1689684, 2252912, 3379368, 4365017, 6758736, 8730034, 13095051, 17460068, 26190102, 34920136, 52380204, 69840272, 104760408, 209520816]

約数ペア:

[(1, 209520816), (2, 104760408), (3, 69840272), (4, 52380204), (6, 34920136), (8, 26190102), (12, 17460068), (16, 13095051), (24, 8730034), (31, 6758736), (48, 4365017), (62, 3379368), (93, 2252912), (124, 1689684), (139, 1507344), (186, 1126456), (248, 844842), (278, 753672), (372, 563228), (417, 502448), (496, 422421), (556, 376836), (744, 281614), (834, 251224), (1013, 206832), (1112, 188418), (1488, 140807), (1668, 125612), (2026, 103416), (2224, 94209), (3039, 68944), (3336, 62806), (4052, 51708), (4309, 48624), (6078, 34472), (6672, 31403), (8104, 25854), (8618, 24312), (12156, 17236), (12927, 16208)]