439920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:79

約数の個数: 120

約数和(自身を含む): 1624896

約数和(自身を除く): 1184976

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 47, 48, 52, 60, 65, 72, 78, 80, 90, 94, 104, 117, 120, 130, 141, 144, 156, 180, 188, 195, 208, 234, 235, 240, 260, 282, 312, 360, 376, 390, 423, 468, 470, 520, 564, 585, 611, 624, 705, 720, 752, 780, 846, 936, 940, 1040, 1128, 1170, 1222, 1410, 1560, 1692, 1833, 1872, 1880, 2115, 2256, 2340, 2444, 2820, 3055, 3120, 3384, 3666, 3760, 4230, 4680, 4888, 5499, 5640, 6110, 6768, 7332, 8460, 9165, 9360, 9776, 10998, 11280, 12220, 14664, 16920, 18330, 21996, 24440, 27495, 29328, 33840, 36660, 43992, 48880, 54990, 73320, 87984, 109980, 146640, 219960, 439920]

約数ペア:

[(1, 439920), (2, 219960), (3, 146640), (4, 109980), (5, 87984), (6, 73320), (8, 54990), (9, 48880), (10, 43992), (12, 36660), (13, 33840), (15, 29328), (16, 27495), (18, 24440), (20, 21996), (24, 18330), (26, 16920), (30, 14664), (36, 12220), (39, 11280), (40, 10998), (45, 9776), (47, 9360), (48, 9165), (52, 8460), (60, 7332), (65, 6768), (72, 6110), (78, 5640), (80, 5499), (90, 4888), (94, 4680), (104, 4230), (117, 3760), (120, 3666), (130, 3384), (141, 3120), (144, 3055), (156, 2820), (180, 2444), (188, 2340), (195, 2256), (208, 2115), (234, 1880), (235, 1872), (240, 1833), (260, 1692), (282, 1560), (312, 1410), (360, 1222), (376, 1170), (390, 1128), (423, 1040), (468, 940), (470, 936), (520, 846), (564, 780), (585, 752), (611, 720), (624, 705)]