51040140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{271}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 148786176

約数和(自身を除く): 97746036

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 73, 86, 129, 146, 172, 215, 219, 258, 271, 292, 365, 430, 438, 516, 542, 645, 730, 813, 860, 876, 1084, 1095, 1290, 1355, 1460, 1626, 2190, 2580, 2710, 3139, 3252, 4065, 4380, 5420, 6278, 8130, 9417, 11653, 12556, 15695, 16260, 18834, 19783, 23306, 31390, 34959, 37668, 39566, 46612, 47085, 58265, 59349, 62780, 69918, 79132, 94170, 98915, 116530, 118698, 139836, 174795, 188340, 197830, 233060, 237396, 296745, 349590, 395660, 593490, 699180, 850669, 1186980, 1701338, 2552007, 3402676, 4253345, 5104014, 8506690, 10208028, 12760035, 17013380, 25520070, 51040140]

約数ペア:

[(1, 51040140), (2, 25520070), (3, 17013380), (4, 12760035), (5, 10208028), (6, 8506690), (10, 5104014), (12, 4253345), (15, 3402676), (20, 2552007), (30, 1701338), (43, 1186980), (60, 850669), (73, 699180), (86, 593490), (129, 395660), (146, 349590), (172, 296745), (215, 237396), (219, 233060), (258, 197830), (271, 188340), (292, 174795), (365, 139836), (430, 118698), (438, 116530), (516, 98915), (542, 94170), (645, 79132), (730, 69918), (813, 62780), (860, 59349), (876, 58265), (1084, 47085), (1095, 46612), (1290, 39566), (1355, 37668), (1460, 34959), (1626, 31390), (2190, 23306), (2580, 19783), (2710, 18834), (3139, 16260), (3252, 15695), (4065, 12556), (4380, 11653), (5420, 9417), (6278, 8130)]