231931336

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 567705600

約数和(自身を除く): 335774264

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 43, 52, 56, 62, 86, 91, 104, 124, 172, 182, 217, 239, 248, 301, 344, 364, 403, 434, 478, 559, 602, 728, 806, 868, 956, 1118, 1204, 1333, 1612, 1673, 1736, 1912, 2236, 2408, 2666, 2821, 3107, 3224, 3346, 3913, 4472, 5332, 5642, 6214, 6692, 7409, 7826, 9331, 10277, 10664, 11284, 12428, 13384, 14818, 15652, 17329, 18662, 20554, 21749, 22568, 24856, 29636, 31304, 34658, 37324, 41108, 43498, 51863, 59272, 69316, 71939, 74648, 82216, 86996, 96317, 103726, 121303, 133601, 138632, 143878, 173992, 192634, 207452, 242606, 267202, 287756, 318587, 385268, 414904, 485212, 534404, 575512, 637174, 674219, 770536, 935207, 970424, 1068808, 1274348, 1348438, 1870414, 2230109, 2548696, 2696876, 3740828, 4141631, 4460218, 5393752, 7481656, 8283262, 8920436, 16566524, 17840872, 28991417, 33133048, 57982834, 115965668, 231931336]

約数ペア:

[(1, 231931336), (2, 115965668), (4, 57982834), (7, 33133048), (8, 28991417), (13, 17840872), (14, 16566524), (26, 8920436), (28, 8283262), (31, 7481656), (43, 5393752), (52, 4460218), (56, 4141631), (62, 3740828), (86, 2696876), (91, 2548696), (104, 2230109), (124, 1870414), (172, 1348438), (182, 1274348), (217, 1068808), (239, 970424), (248, 935207), (301, 770536), (344, 674219), (364, 637174), (403, 575512), (434, 534404), (478, 485212), (559, 414904), (602, 385268), (728, 318587), (806, 287756), (868, 267202), (956, 242606), (1118, 207452), (1204, 192634), (1333, 173992), (1612, 143878), (1673, 138632), (1736, 133601), (1912, 121303), (2236, 103726), (2408, 96317), (2666, 86996), (2821, 82216), (3107, 74648), (3224, 71939), (3346, 69316), (3913, 59272), (4472, 51863), (5332, 43498), (5642, 41108), (6214, 37324), (6692, 34658), (7409, 31304), (7826, 29636), (9331, 24856), (10277, 22568), (10664, 21749), (11284, 20554), (12428, 18662), (13384, 17329), (14818, 15652)]