8731320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 29332800

約数和(自身を除く): 20601480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 58, 60, 65, 78, 87, 104, 116, 120, 130, 145, 156, 174, 193, 195, 232, 260, 290, 312, 348, 377, 386, 390, 435, 520, 579, 580, 696, 754, 772, 780, 870, 965, 1131, 1158, 1160, 1508, 1544, 1560, 1740, 1885, 1930, 2262, 2316, 2509, 2895, 3016, 3480, 3770, 3860, 4524, 4632, 5018, 5597, 5655, 5790, 7527, 7540, 7720, 9048, 10036, 11194, 11310, 11580, 12545, 15054, 15080, 16791, 20072, 22388, 22620, 23160, 25090, 27985, 30108, 33582, 37635, 44776, 45240, 50180, 55970, 60216, 67164, 72761, 75270, 83955, 100360, 111940, 134328, 145522, 150540, 167910, 218283, 223880, 291044, 301080, 335820, 363805, 436566, 582088, 671640, 727610, 873132, 1091415, 1455220, 1746264, 2182830, 2910440, 4365660, 8731320]

約数ペア:

[(1, 8731320), (2, 4365660), (3, 2910440), (4, 2182830), (5, 1746264), (6, 1455220), (8, 1091415), (10, 873132), (12, 727610), (13, 671640), (15, 582088), (20, 436566), (24, 363805), (26, 335820), (29, 301080), (30, 291044), (39, 223880), (40, 218283), (52, 167910), (58, 150540), (60, 145522), (65, 134328), (78, 111940), (87, 100360), (104, 83955), (116, 75270), (120, 72761), (130, 67164), (145, 60216), (156, 55970), (174, 50180), (193, 45240), (195, 44776), (232, 37635), (260, 33582), (290, 30108), (312, 27985), (348, 25090), (377, 23160), (386, 22620), (390, 22388), (435, 20072), (520, 16791), (579, 15080), (580, 15054), (696, 12545), (754, 11580), (772, 11310), (780, 11194), (870, 10036), (965, 9048), (1131, 7720), (1158, 7540), (1160, 7527), (1508, 5790), (1544, 5655), (1560, 5597), (1740, 5018), (1885, 4632), (1930, 4524), (2262, 3860), (2316, 3770), (2509, 3480), (2895, 3016)]