531180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 1742832

約数和(自身を除く): 1211652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 227, 234, 260, 390, 454, 468, 585, 681, 780, 908, 1135, 1170, 1362, 2043, 2270, 2340, 2724, 2951, 3405, 4086, 4540, 5902, 6810, 8172, 8853, 10215, 11804, 13620, 14755, 17706, 20430, 26559, 29510, 35412, 40860, 44265, 53118, 59020, 88530, 106236, 132795, 177060, 265590, 531180]

約数ペア:

[(1, 531180), (2, 265590), (3, 177060), (4, 132795), (5, 106236), (6, 88530), (9, 59020), (10, 53118), (12, 44265), (13, 40860), (15, 35412), (18, 29510), (20, 26559), (26, 20430), (30, 17706), (36, 14755), (39, 13620), (45, 11804), (52, 10215), (60, 8853), (65, 8172), (78, 6810), (90, 5902), (117, 4540), (130, 4086), (156, 3405), (180, 2951), (195, 2724), (227, 2340), (234, 2270), (260, 2043), (390, 1362), (454, 1170), (468, 1135), (585, 908), (681, 780)]