8012880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:409

約数の個数: 120

約数和(自身を含む): 27855360

約数和(自身を除く): 19842480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 359, 360, 372, 465, 496, 558, 620, 718, 720, 744, 930, 1077, 1116, 1240, 1395, 1436, 1488, 1795, 1860, 2154, 2232, 2480, 2790, 2872, 3231, 3590, 3720, 4308, 4464, 5385, 5580, 5744, 6462, 7180, 7440, 8616, 10770, 11129, 11160, 12924, 14360, 16155, 17232, 21540, 22258, 22320, 25848, 28720, 32310, 33387, 43080, 44516, 51696, 55645, 64620, 66774, 86160, 89032, 100161, 111290, 129240, 133548, 166935, 178064, 200322, 222580, 258480, 267096, 333870, 400644, 445160, 500805, 534192, 667740, 801288, 890320, 1001610, 1335480, 1602576, 2003220, 2670960, 4006440, 8012880]

約数ペア:

[(1, 8012880), (2, 4006440), (3, 2670960), (4, 2003220), (5, 1602576), (6, 1335480), (8, 1001610), (9, 890320), (10, 801288), (12, 667740), (15, 534192), (16, 500805), (18, 445160), (20, 400644), (24, 333870), (30, 267096), (31, 258480), (36, 222580), (40, 200322), (45, 178064), (48, 166935), (60, 133548), (62, 129240), (72, 111290), (80, 100161), (90, 89032), (93, 86160), (120, 66774), (124, 64620), (144, 55645), (155, 51696), (180, 44516), (186, 43080), (240, 33387), (248, 32310), (279, 28720), (310, 25848), (359, 22320), (360, 22258), (372, 21540), (465, 17232), (496, 16155), (558, 14360), (620, 12924), (718, 11160), (720, 11129), (744, 10770), (930, 8616), (1077, 7440), (1116, 7180), (1240, 6462), (1395, 5744), (1436, 5580), (1488, 5385), (1795, 4464), (1860, 4308), (2154, 3720), (2232, 3590), (2480, 3231), (2790, 2872)]