30703920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{757}}^1$

素因数の和:799

約数の個数: 120

約数和(自身を含む): 103203216

約数和(自身を除く): 72499296

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 169, 195, 208, 240, 260, 312, 338, 390, 507, 520, 624, 676, 757, 780, 845, 1014, 1040, 1352, 1514, 1560, 1690, 2028, 2271, 2535, 2704, 3028, 3120, 3380, 3785, 4056, 4542, 5070, 6056, 6760, 7570, 8112, 9084, 9841, 10140, 11355, 12112, 13520, 15140, 18168, 19682, 20280, 22710, 29523, 30280, 36336, 39364, 40560, 45420, 49205, 59046, 60560, 78728, 90840, 98410, 118092, 127933, 147615, 157456, 181680, 196820, 236184, 255866, 295230, 383799, 393640, 472368, 511732, 590460, 639665, 767598, 787280, 1023464, 1180920, 1279330, 1535196, 1918995, 2046928, 2361840, 2558660, 3070392, 3837990, 5117320, 6140784, 7675980, 10234640, 15351960, 30703920]

約数ペア:

[(1, 30703920), (2, 15351960), (3, 10234640), (4, 7675980), (5, 6140784), (6, 5117320), (8, 3837990), (10, 3070392), (12, 2558660), (13, 2361840), (15, 2046928), (16, 1918995), (20, 1535196), (24, 1279330), (26, 1180920), (30, 1023464), (39, 787280), (40, 767598), (48, 639665), (52, 590460), (60, 511732), (65, 472368), (78, 393640), (80, 383799), (104, 295230), (120, 255866), (130, 236184), (156, 196820), (169, 181680), (195, 157456), (208, 147615), (240, 127933), (260, 118092), (312, 98410), (338, 90840), (390, 78728), (507, 60560), (520, 59046), (624, 49205), (676, 45420), (757, 40560), (780, 39364), (845, 36336), (1014, 30280), (1040, 29523), (1352, 22710), (1514, 20280), (1560, 19682), (1690, 18168), (2028, 15140), (2271, 13520), (2535, 12112), (2704, 11355), (3028, 10140), (3120, 9841), (3380, 9084), (3785, 8112), (4056, 7570), (4542, 6760), (5070, 6056)]