264688640

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3041}}^1$

素因数の和:3083

約数の個数: 88

約数和(自身を含む): 672513192

約数和(自身を除く): 407824552

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1024, 1088, 1280, 1360, 2176, 2560, 2720, 3041, 4352, 5120, 5440, 6082, 8704, 10880, 12164, 15205, 17408, 21760, 24328, 30410, 43520, 48656, 51697, 60820, 87040, 97312, 103394, 121640, 194624, 206788, 243280, 258485, 389248, 413576, 486560, 516970, 778496, 827152, 973120, 1033940, 1556992, 1654304, 1946240, 2067880, 3113984, 3308608, 3892480, 4135760, 6617216, 7784960, 8271520, 13234432, 15569920, 16543040, 26468864, 33086080, 52937728, 66172160, 132344320, 264688640]

約数ペア:

[(1, 264688640), (2, 132344320), (4, 66172160), (5, 52937728), (8, 33086080), (10, 26468864), (16, 16543040), (17, 15569920), (20, 13234432), (32, 8271520), (34, 7784960), (40, 6617216), (64, 4135760), (68, 3892480), (80, 3308608), (85, 3113984), (128, 2067880), (136, 1946240), (160, 1654304), (170, 1556992), (256, 1033940), (272, 973120), (320, 827152), (340, 778496), (512, 516970), (544, 486560), (640, 413576), (680, 389248), (1024, 258485), (1088, 243280), (1280, 206788), (1360, 194624), (2176, 121640), (2560, 103394), (2720, 97312), (3041, 87040), (4352, 60820), (5120, 51697), (5440, 48656), (6082, 43520), (8704, 30410), (10880, 24328), (12164, 21760), (15205, 17408)]