74042520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:369

約数の個数: 128

約数和(自身を含む): 234662400

約数和(自身を除く): 160619880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 139, 184, 193, 230, 276, 278, 345, 386, 417, 460, 552, 556, 579, 690, 695, 772, 834, 920, 965, 1112, 1158, 1380, 1390, 1544, 1668, 1930, 2085, 2316, 2760, 2780, 2895, 3197, 3336, 3860, 4170, 4439, 4632, 5560, 5790, 6394, 7720, 8340, 8878, 9591, 11580, 12788, 13317, 15985, 16680, 17756, 19182, 22195, 23160, 25576, 26634, 26827, 31970, 35512, 38364, 44390, 47955, 53268, 53654, 63940, 66585, 76728, 80481, 88780, 95910, 106536, 107308, 127880, 133170, 134135, 160962, 177560, 191820, 214616, 266340, 268270, 321924, 383640, 402405, 532680, 536540, 617021, 643848, 804810, 1073080, 1234042, 1609620, 1851063, 2468084, 3085105, 3219240, 3702126, 4936168, 6170210, 7404252, 9255315, 12340420, 14808504, 18510630, 24680840, 37021260, 74042520]

約数ペア:

[(1, 74042520), (2, 37021260), (3, 24680840), (4, 18510630), (5, 14808504), (6, 12340420), (8, 9255315), (10, 7404252), (12, 6170210), (15, 4936168), (20, 3702126), (23, 3219240), (24, 3085105), (30, 2468084), (40, 1851063), (46, 1609620), (60, 1234042), (69, 1073080), (92, 804810), (115, 643848), (120, 617021), (138, 536540), (139, 532680), (184, 402405), (193, 383640), (230, 321924), (276, 268270), (278, 266340), (345, 214616), (386, 191820), (417, 177560), (460, 160962), (552, 134135), (556, 133170), (579, 127880), (690, 107308), (695, 106536), (772, 95910), (834, 88780), (920, 80481), (965, 76728), (1112, 66585), (1158, 63940), (1380, 53654), (1390, 53268), (1544, 47955), (1668, 44390), (1930, 38364), (2085, 35512), (2316, 31970), (2760, 26827), (2780, 26634), (2895, 25576), (3197, 23160), (3336, 22195), (3860, 19182), (4170, 17756), (4439, 16680), (4632, 15985), (5560, 13317), (5790, 12788), (6394, 11580), (7720, 9591), (8340, 8878)]