518253360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{2179}}^1$

素因数の和:3186

約数の個数: 80

約数和(自身を含む): 1608944640

約数和(自身を除く): 1090691280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 991, 1982, 2179, 2973, 3964, 4358, 4955, 5946, 6537, 7928, 8716, 9910, 10895, 11892, 13074, 14865, 15856, 17432, 19820, 21790, 23784, 26148, 29730, 32685, 34864, 39640, 43580, 47568, 52296, 59460, 65370, 79280, 87160, 104592, 118920, 130740, 174320, 237840, 261480, 522960, 2159389, 4318778, 6478167, 8637556, 10796945, 12956334, 17275112, 21593890, 25912668, 32390835, 34550224, 43187780, 51825336, 64781670, 86375560, 103650672, 129563340, 172751120, 259126680, 518253360]

約数ペア:

[(1, 518253360), (2, 259126680), (3, 172751120), (4, 129563340), (5, 103650672), (6, 86375560), (8, 64781670), (10, 51825336), (12, 43187780), (15, 34550224), (16, 32390835), (20, 25912668), (24, 21593890), (30, 17275112), (40, 12956334), (48, 10796945), (60, 8637556), (80, 6478167), (120, 4318778), (240, 2159389), (991, 522960), (1982, 261480), (2179, 237840), (2973, 174320), (3964, 130740), (4358, 118920), (4955, 104592), (5946, 87160), (6537, 79280), (7928, 65370), (8716, 59460), (9910, 52296), (10895, 47568), (11892, 43580), (13074, 39640), (14865, 34864), (15856, 32685), (17432, 29730), (19820, 26148), (21790, 23784)]