2821294320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{904261}}^1$

素因数の和:904290

約数の個数: 80

約数和(自身を含む): 9418792992

約数和(自身を除く): 6597498672

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, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 904261, 1808522, 2712783, 3617044, 4521305, 5425566, 7234088, 9042610, 10851132, 11755393, 13563915, 14468176, 18085220, 21702264, 23510786, 27127830, 35266179, 36170440, 43404528, 47021572, 54255660, 58776965, 70532358, 72340880, 94043144, 108511320, 117553930, 141064716, 176330895, 188086288, 217022640, 235107860, 282129432, 352661790, 470215720, 564258864, 705323580, 940431440, 1410647160, 2821294320]

約数ペア:

[(1, 2821294320), (2, 1410647160), (3, 940431440), (4, 705323580), (5, 564258864), (6, 470215720), (8, 352661790), (10, 282129432), (12, 235107860), (13, 217022640), (15, 188086288), (16, 176330895), (20, 141064716), (24, 117553930), (26, 108511320), (30, 94043144), (39, 72340880), (40, 70532358), (48, 58776965), (52, 54255660), (60, 47021572), (65, 43404528), (78, 36170440), (80, 35266179), (104, 27127830), (120, 23510786), (130, 21702264), (156, 18085220), (195, 14468176), (208, 13563915), (240, 11755393), (260, 10851132), (312, 9042610), (390, 7234088), (520, 5425566), (624, 4521305), (780, 3617044), (1040, 2712783), (1560, 1808522), (3120, 904261)]