9230120

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 21978000

約数和(自身を除く): 12747880

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 73, 109, 116, 145, 146, 218, 232, 290, 292, 365, 436, 545, 580, 584, 730, 872, 1090, 1160, 1460, 2117, 2180, 2920, 3161, 4234, 4360, 6322, 7957, 8468, 10585, 12644, 15805, 15914, 16936, 21170, 25288, 31610, 31828, 39785, 42340, 63220, 63656, 79570, 84680, 126440, 159140, 230753, 318280, 461506, 923012, 1153765, 1846024, 2307530, 4615060, 9230120]

約数ペア:

[(1, 9230120), (2, 4615060), (4, 2307530), (5, 1846024), (8, 1153765), (10, 923012), (20, 461506), (29, 318280), (40, 230753), (58, 159140), (73, 126440), (109, 84680), (116, 79570), (145, 63656), (146, 63220), (218, 42340), (232, 39785), (290, 31828), (292, 31610), (365, 25288), (436, 21170), (545, 16936), (580, 15914), (584, 15805), (730, 12644), (872, 10585), (1090, 8468), (1160, 7957), (1460, 6322), (2117, 4360), (2180, 4234), (2920, 3161)]