8999280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 31337280

約数和(自身を除く): 22338000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 29, 30, 36, 40, 45, 48, 58, 60, 72, 80, 87, 90, 116, 120, 144, 145, 174, 180, 232, 240, 261, 290, 348, 360, 431, 435, 464, 522, 580, 696, 720, 862, 870, 1044, 1160, 1293, 1305, 1392, 1724, 1740, 2088, 2155, 2320, 2586, 2610, 3448, 3480, 3879, 4176, 4310, 5172, 5220, 6465, 6896, 6960, 7758, 8620, 10344, 10440, 12499, 12930, 15516, 17240, 19395, 20688, 20880, 24998, 25860, 31032, 34480, 37497, 38790, 49996, 51720, 62064, 62495, 74994, 77580, 99992, 103440, 112491, 124990, 149988, 155160, 187485, 199984, 224982, 249980, 299976, 310320, 374970, 449964, 499960, 562455, 599952, 749940, 899928, 999920, 1124910, 1499880, 1799856, 2249820, 2999760, 4499640, 8999280]

約数ペア:

[(1, 8999280), (2, 4499640), (3, 2999760), (4, 2249820), (5, 1799856), (6, 1499880), (8, 1124910), (9, 999920), (10, 899928), (12, 749940), (15, 599952), (16, 562455), (18, 499960), (20, 449964), (24, 374970), (29, 310320), (30, 299976), (36, 249980), (40, 224982), (45, 199984), (48, 187485), (58, 155160), (60, 149988), (72, 124990), (80, 112491), (87, 103440), (90, 99992), (116, 77580), (120, 74994), (144, 62495), (145, 62064), (174, 51720), (180, 49996), (232, 38790), (240, 37497), (261, 34480), (290, 31032), (348, 25860), (360, 24998), (431, 20880), (435, 20688), (464, 19395), (522, 17240), (580, 15516), (696, 12930), (720, 12499), (862, 10440), (870, 10344), (1044, 8620), (1160, 7758), (1293, 6960), (1305, 6896), (1392, 6465), (1724, 5220), (1740, 5172), (2088, 4310), (2155, 4176), (2320, 3879), (2586, 3480), (2610, 3448)]