128131360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{491}}^1$

素因数の和:746

約数の個数: 96

約数和(自身を含む): 348147072

約数和(自身を除く): 220015712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 233, 280, 466, 491, 560, 932, 982, 1120, 1165, 1631, 1864, 1964, 2330, 2455, 3262, 3437, 3728, 3928, 4660, 4910, 6524, 6874, 7456, 7856, 8155, 9320, 9820, 13048, 13748, 15712, 16310, 17185, 18640, 19640, 26096, 27496, 32620, 34370, 37280, 39280, 52192, 54992, 65240, 68740, 78560, 109984, 114403, 130480, 137480, 228806, 260960, 274960, 457612, 549920, 572015, 800821, 915224, 1144030, 1601642, 1830448, 2288060, 3203284, 3660896, 4004105, 4576120, 6406568, 8008210, 9152240, 12813136, 16016420, 18304480, 25626272, 32032840, 64065680, 128131360]

約数ペア:

[(1, 128131360), (2, 64065680), (4, 32032840), (5, 25626272), (7, 18304480), (8, 16016420), (10, 12813136), (14, 9152240), (16, 8008210), (20, 6406568), (28, 4576120), (32, 4004105), (35, 3660896), (40, 3203284), (56, 2288060), (70, 1830448), (80, 1601642), (112, 1144030), (140, 915224), (160, 800821), (224, 572015), (233, 549920), (280, 457612), (466, 274960), (491, 260960), (560, 228806), (932, 137480), (982, 130480), (1120, 114403), (1165, 109984), (1631, 78560), (1864, 68740), (1964, 65240), (2330, 54992), (2455, 52192), (3262, 39280), (3437, 37280), (3728, 34370), (3928, 32620), (4660, 27496), (4910, 26096), (6524, 19640), (6874, 18640), (7456, 17185), (7856, 16310), (8155, 15712), (9320, 13748), (9820, 13048)]