638449056

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{316691}}^1$

素因数の和:316714

約数の個数: 72

約数和(自身を含む): 2074965984

約数和(自身を除く): 1436516928

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 316691, 633382, 950073, 1266764, 1900146, 2216837, 2533528, 2850219, 3800292, 4433674, 5067056, 5700438, 6650511, 7600584, 8867348, 10134112, 11400876, 13301022, 15201168, 17734696, 19951533, 22801752, 26602044, 30402336, 35469392, 39903066, 45603504, 53204088, 70938784, 79806132, 91207008, 106408176, 159612264, 212816352, 319224528, 638449056]

約数ペア:

[(1, 638449056), (2, 319224528), (3, 212816352), (4, 159612264), (6, 106408176), (7, 91207008), (8, 79806132), (9, 70938784), (12, 53204088), (14, 45603504), (16, 39903066), (18, 35469392), (21, 30402336), (24, 26602044), (28, 22801752), (32, 19951533), (36, 17734696), (42, 15201168), (48, 13301022), (56, 11400876), (63, 10134112), (72, 8867348), (84, 7600584), (96, 6650511), (112, 5700438), (126, 5067056), (144, 4433674), (168, 3800292), (224, 2850219), (252, 2533528), (288, 2216837), (336, 1900146), (504, 1266764), (672, 950073), (1008, 633382), (2016, 316691)]