289667968

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1973}}^1$

素因数の和:2055

約数の個数: 64

約数和(自身を含む): 612097920

約数和(自身を除く): 322429952

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 296, 496, 592, 992, 1147, 1184, 1973, 1984, 2294, 2368, 3946, 3968, 4588, 4736, 7892, 9176, 15784, 18352, 31568, 36704, 61163, 63136, 73001, 73408, 122326, 126272, 146002, 146816, 244652, 252544, 292004, 489304, 584008, 978608, 1168016, 1957216, 2263031, 2336032, 3914432, 4526062, 4672064, 7828864, 9052124, 9344128, 18104248, 36208496, 72416992, 144833984, 289667968]

約数ペア:

[(1, 289667968), (2, 144833984), (4, 72416992), (8, 36208496), (16, 18104248), (31, 9344128), (32, 9052124), (37, 7828864), (62, 4672064), (64, 4526062), (74, 3914432), (124, 2336032), (128, 2263031), (148, 1957216), (248, 1168016), (296, 978608), (496, 584008), (592, 489304), (992, 292004), (1147, 252544), (1184, 244652), (1973, 146816), (1984, 146002), (2294, 126272), (2368, 122326), (3946, 73408), (3968, 73001), (4588, 63136), (4736, 61163), (7892, 36704), (9176, 31568), (15784, 18352)]