30311892

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{271}}^1$

素因数の和:533

約数の個数: 72

約数和(自身を含む): 83166720

約数和(自身を除く): 52854828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 239, 271, 468, 478, 542, 717, 813, 956, 1084, 1434, 1626, 2151, 2439, 2868, 3107, 3252, 3523, 4302, 4878, 6214, 7046, 8604, 9321, 9756, 10569, 12428, 14092, 18642, 21138, 27963, 31707, 37284, 42276, 55926, 63414, 64769, 111852, 126828, 129538, 194307, 259076, 388614, 582921, 777228, 841997, 1165842, 1683994, 2331684, 2525991, 3367988, 5051982, 7577973, 10103964, 15155946, 30311892]

約数ペア:

[(1, 30311892), (2, 15155946), (3, 10103964), (4, 7577973), (6, 5051982), (9, 3367988), (12, 2525991), (13, 2331684), (18, 1683994), (26, 1165842), (36, 841997), (39, 777228), (52, 582921), (78, 388614), (117, 259076), (156, 194307), (234, 129538), (239, 126828), (271, 111852), (468, 64769), (478, 63414), (542, 55926), (717, 42276), (813, 37284), (956, 31707), (1084, 27963), (1434, 21138), (1626, 18642), (2151, 14092), (2439, 12428), (2868, 10569), (3107, 9756), (3252, 9321), (3523, 8604), (4302, 7046), (4878, 6214)]