71990520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{85703}}^1$

素因数の和:85724

約数の個数: 64

約数和(自身を含む): 246827520

約数和(自身を除く): 174837000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 85703, 171406, 257109, 342812, 428515, 514218, 599921, 685624, 857030, 1028436, 1199842, 1285545, 1714060, 1799763, 2056872, 2399684, 2571090, 2999605, 3428120, 3599526, 4799368, 5142180, 5999210, 7199052, 8998815, 10284360, 11998420, 14398104, 17997630, 23996840, 35995260, 71990520]

約数ペア:

[(1, 71990520), (2, 35995260), (3, 23996840), (4, 17997630), (5, 14398104), (6, 11998420), (7, 10284360), (8, 8998815), (10, 7199052), (12, 5999210), (14, 5142180), (15, 4799368), (20, 3599526), (21, 3428120), (24, 2999605), (28, 2571090), (30, 2399684), (35, 2056872), (40, 1799763), (42, 1714060), (56, 1285545), (60, 1199842), (70, 1028436), (84, 857030), (105, 685624), (120, 599921), (140, 514218), (168, 428515), (210, 342812), (280, 257109), (420, 171406), (840, 85703)]