74720240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:199

約数の個数: 160

約数和(自身を含む): 212129280

約数和(自身を除く): 137409040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 43, 56, 58, 70, 80, 86, 107, 112, 116, 140, 145, 172, 203, 214, 215, 232, 280, 290, 301, 344, 406, 428, 430, 464, 535, 560, 580, 602, 688, 749, 812, 856, 860, 1015, 1070, 1160, 1204, 1247, 1498, 1505, 1624, 1712, 1720, 2030, 2140, 2320, 2408, 2494, 2996, 3010, 3103, 3248, 3440, 3745, 4060, 4280, 4601, 4816, 4988, 5992, 6020, 6206, 6235, 7490, 8120, 8560, 8729, 9202, 9976, 11984, 12040, 12412, 12470, 14980, 15515, 16240, 17458, 18404, 19952, 21721, 23005, 24080, 24824, 24940, 29960, 31030, 32207, 34916, 36808, 43442, 43645, 46010, 49648, 49880, 59920, 62060, 64414, 69832, 73616, 86884, 87290, 92020, 99760, 108605, 124120, 128828, 133429, 139664, 161035, 173768, 174580, 184040, 217210, 248240, 257656, 266858, 322070, 347536, 349160, 368080, 434420, 515312, 533716, 644140, 667145, 698320, 868840, 934003, 1067432, 1288280, 1334290, 1737680, 1868006, 2134864, 2576560, 2668580, 3736012, 4670015, 5337160, 7472024, 9340030, 10674320, 14944048, 18680060, 37360120, 74720240]

約数ペア:

[(1, 74720240), (2, 37360120), (4, 18680060), (5, 14944048), (7, 10674320), (8, 9340030), (10, 7472024), (14, 5337160), (16, 4670015), (20, 3736012), (28, 2668580), (29, 2576560), (35, 2134864), (40, 1868006), (43, 1737680), (56, 1334290), (58, 1288280), (70, 1067432), (80, 934003), (86, 868840), (107, 698320), (112, 667145), (116, 644140), (140, 533716), (145, 515312), (172, 434420), (203, 368080), (214, 349160), (215, 347536), (232, 322070), (280, 266858), (290, 257656), (301, 248240), (344, 217210), (406, 184040), (428, 174580), (430, 173768), (464, 161035), (535, 139664), (560, 133429), (580, 128828), (602, 124120), (688, 108605), (749, 99760), (812, 92020), (856, 87290), (860, 86884), (1015, 73616), (1070, 69832), (1160, 64414), (1204, 62060), (1247, 59920), (1498, 49880), (1505, 49648), (1624, 46010), (1712, 43645), (1720, 43442), (2030, 36808), (2140, 34916), (2320, 32207), (2408, 31030), (2494, 29960), (2996, 24940), (3010, 24824), (3103, 24080), (3248, 23005), (3440, 21721), (3745, 19952), (4060, 18404), (4280, 17458), (4601, 16240), (4816, 15515), (4988, 14980), (5992, 12470), (6020, 12412), (6206, 12040), (6235, 11984), (7490, 9976), (8120, 9202), (8560, 8729)]