638593056

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{71527}}^1$

素因数の和:71574

約数の個数: 72

約数和(自身を含む): 1874605824

約数和(自身を除く): 1236012768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2976, 4464, 8928, 71527, 143054, 214581, 286108, 429162, 572216, 643743, 858324, 1144432, 1287486, 1716648, 2217337, 2288864, 2574972, 3433296, 4434674, 5149944, 6652011, 6866592, 8869348, 10299888, 13304022, 17738696, 19956033, 20599776, 26608044, 35477392, 39912066, 53216088, 70954784, 79824132, 106432176, 159648264, 212864352, 319296528, 638593056]

約数ペア:

[(1, 638593056), (2, 319296528), (3, 212864352), (4, 159648264), (6, 106432176), (8, 79824132), (9, 70954784), (12, 53216088), (16, 39912066), (18, 35477392), (24, 26608044), (31, 20599776), (32, 19956033), (36, 17738696), (48, 13304022), (62, 10299888), (72, 8869348), (93, 6866592), (96, 6652011), (124, 5149944), (144, 4434674), (186, 3433296), (248, 2574972), (279, 2288864), (288, 2217337), (372, 1716648), (496, 1287486), (558, 1144432), (744, 858324), (992, 643743), (1116, 572216), (1488, 429162), (2232, 286108), (2976, 214581), (4464, 143054), (8928, 71527)]