1538550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1$

素因数の和:294

約数の個数: 72

約数和(自身を含む): 4468464

約数和(自身を除く): 2929914

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 195, 225, 234, 263, 325, 390, 450, 526, 585, 650, 789, 975, 1170, 1315, 1578, 1950, 2367, 2630, 2925, 3419, 3945, 4734, 5850, 6575, 6838, 7890, 10257, 11835, 13150, 17095, 19725, 20514, 23670, 30771, 34190, 39450, 51285, 59175, 61542, 85475, 102570, 118350, 153855, 170950, 256425, 307710, 512850, 769275, 1538550]

約数ペア:

[(1, 1538550), (2, 769275), (3, 512850), (5, 307710), (6, 256425), (9, 170950), (10, 153855), (13, 118350), (15, 102570), (18, 85475), (25, 61542), (26, 59175), (30, 51285), (39, 39450), (45, 34190), (50, 30771), (65, 23670), (75, 20514), (78, 19725), (90, 17095), (117, 13150), (130, 11835), (150, 10257), (195, 7890), (225, 6838), (234, 6575), (263, 5850), (325, 4734), (390, 3945), (450, 3419), (526, 2925), (585, 2630), (650, 2367), (789, 1950), (975, 1578), (1170, 1315)]