123619072

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 262220672

約数和(自身を除く): 138601600

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 421, 496, 592, 842, 992, 1147, 1184, 1684, 1984, 2294, 2368, 3368, 3968, 4588, 4736, 6736, 7936, 9176, 9472, 13051, 13472, 15577, 18352, 26102, 26944, 31154, 36704, 52204, 53888, 62308, 73408, 104408, 107776, 124616, 146816, 208816, 249232, 293632, 417632, 482887, 498464, 835264, 965774, 996928, 1670528, 1931548, 1993856, 3341056, 3863096, 3987712, 7726192, 15452384, 30904768, 61809536, 123619072]

約数ペア:

[(1, 123619072), (2, 61809536), (4, 30904768), (8, 15452384), (16, 7726192), (31, 3987712), (32, 3863096), (37, 3341056), (62, 1993856), (64, 1931548), (74, 1670528), (124, 996928), (128, 965774), (148, 835264), (248, 498464), (256, 482887), (296, 417632), (421, 293632), (496, 249232), (592, 208816), (842, 146816), (992, 124616), (1147, 107776), (1184, 104408), (1684, 73408), (1984, 62308), (2294, 53888), (2368, 52204), (3368, 36704), (3968, 31154), (4588, 26944), (4736, 26102), (6736, 18352), (7936, 15577), (9176, 13472), (9472, 13051)]