557441640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{31601}}^1$

素因数の和:31632

約数の個数: 144

約数和(自身を含む): 2107537380

約数和(自身を除く): 1550095740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 49, 56, 60, 63, 70, 72, 84, 90, 98, 105, 120, 126, 140, 147, 168, 180, 196, 210, 245, 252, 280, 294, 315, 360, 392, 420, 441, 490, 504, 588, 630, 735, 840, 882, 980, 1176, 1260, 1470, 1764, 1960, 2205, 2520, 2940, 3528, 4410, 5880, 8820, 17640, 31601, 63202, 94803, 126404, 158005, 189606, 221207, 252808, 284409, 316010, 379212, 442414, 474015, 568818, 632020, 663621, 758424, 884828, 948030, 1106035, 1137636, 1264040, 1327242, 1422045, 1548449, 1769656, 1896060, 1990863, 2212070, 2275272, 2654484, 2844090, 3096898, 3318105, 3792120, 3981726, 4424140, 4645347, 5308968, 5688180, 6193796, 6636210, 7742245, 7963452, 8848280, 9290694, 9954315, 11376360, 12387592, 13272420, 13936041, 15484490, 15926904, 18581388, 19908630, 23226735, 26544840, 27872082, 30968980, 37162776, 39817260, 46453470, 55744164, 61937960, 69680205, 79634520, 92906940, 111488328, 139360410, 185813880, 278720820, 557441640]

約数ペア:

[(1, 557441640), (2, 278720820), (3, 185813880), (4, 139360410), (5, 111488328), (6, 92906940), (7, 79634520), (8, 69680205), (9, 61937960), (10, 55744164), (12, 46453470), (14, 39817260), (15, 37162776), (18, 30968980), (20, 27872082), (21, 26544840), (24, 23226735), (28, 19908630), (30, 18581388), (35, 15926904), (36, 15484490), (40, 13936041), (42, 13272420), (45, 12387592), (49, 11376360), (56, 9954315), (60, 9290694), (63, 8848280), (70, 7963452), (72, 7742245), (84, 6636210), (90, 6193796), (98, 5688180), (105, 5308968), (120, 4645347), (126, 4424140), (140, 3981726), (147, 3792120), (168, 3318105), (180, 3096898), (196, 2844090), (210, 2654484), (245, 2275272), (252, 2212070), (280, 1990863), (294, 1896060), (315, 1769656), (360, 1548449), (392, 1422045), (420, 1327242), (441, 1264040), (490, 1137636), (504, 1106035), (588, 948030), (630, 884828), (735, 758424), (840, 663621), (882, 632020), (980, 568818), (1176, 474015), (1260, 442414), (1470, 379212), (1764, 316010), (1960, 284409), (2205, 252808), (2520, 221207), (2940, 189606), (3528, 158005), (4410, 126404), (5880, 94803), (8820, 63202), (17640, 31601)]