72594320

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 80

約数和(自身を含む): 176774400

約数和(自身を除く): 104180080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 47, 80, 86, 94, 172, 188, 215, 235, 344, 376, 430, 449, 470, 688, 752, 860, 898, 940, 1720, 1796, 1880, 2021, 2245, 3440, 3592, 3760, 4042, 4490, 7184, 8084, 8980, 10105, 16168, 17960, 19307, 20210, 21103, 32336, 35920, 38614, 40420, 42206, 77228, 80840, 84412, 96535, 105515, 154456, 161680, 168824, 193070, 211030, 308912, 337648, 386140, 422060, 772280, 844120, 907429, 1544560, 1688240, 1814858, 3629716, 4537145, 7259432, 9074290, 14518864, 18148580, 36297160, 72594320]

約数ペア:

[(1, 72594320), (2, 36297160), (4, 18148580), (5, 14518864), (8, 9074290), (10, 7259432), (16, 4537145), (20, 3629716), (40, 1814858), (43, 1688240), (47, 1544560), (80, 907429), (86, 844120), (94, 772280), (172, 422060), (188, 386140), (215, 337648), (235, 308912), (344, 211030), (376, 193070), (430, 168824), (449, 161680), (470, 154456), (688, 105515), (752, 96535), (860, 84412), (898, 80840), (940, 77228), (1720, 42206), (1796, 40420), (1880, 38614), (2021, 35920), (2245, 32336), (3440, 21103), (3592, 20210), (3760, 19307), (4042, 17960), (4490, 16168), (7184, 10105), (8084, 8980)]