260319520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{557}}^1$

素因数の和:722

約数の個数: 96

約数和(自身を含む): 647958528

約数和(自身を除く): 387639008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 80, 92, 115, 127, 160, 184, 230, 254, 368, 460, 508, 557, 635, 736, 920, 1016, 1114, 1270, 1840, 2032, 2228, 2540, 2785, 2921, 3680, 4064, 4456, 5080, 5570, 5842, 8912, 10160, 11140, 11684, 12811, 14605, 17824, 20320, 22280, 23368, 25622, 29210, 44560, 46736, 51244, 58420, 64055, 70739, 89120, 93472, 102488, 116840, 128110, 141478, 204976, 233680, 256220, 282956, 353695, 409952, 467360, 512440, 565912, 707390, 1024880, 1131824, 1414780, 1626997, 2049760, 2263648, 2829560, 3253994, 5659120, 6507988, 8134985, 11318240, 13015976, 16269970, 26031952, 32539940, 52063904, 65079880, 130159760, 260319520]

約数ペア:

[(1, 260319520), (2, 130159760), (4, 65079880), (5, 52063904), (8, 32539940), (10, 26031952), (16, 16269970), (20, 13015976), (23, 11318240), (32, 8134985), (40, 6507988), (46, 5659120), (80, 3253994), (92, 2829560), (115, 2263648), (127, 2049760), (160, 1626997), (184, 1414780), (230, 1131824), (254, 1024880), (368, 707390), (460, 565912), (508, 512440), (557, 467360), (635, 409952), (736, 353695), (920, 282956), (1016, 256220), (1114, 233680), (1270, 204976), (1840, 141478), (2032, 128110), (2228, 116840), (2540, 102488), (2785, 93472), (2921, 89120), (3680, 70739), (4064, 64055), (4456, 58420), (5080, 51244), (5570, 46736), (5842, 44560), (8912, 29210), (10160, 25622), (11140, 23368), (11684, 22280), (12811, 20320), (14605, 17824)]