15199920

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1$

素因数の和:280

約数の個数: 160

約数和(自身を含む): 54282240

約数和(自身を除く): 39082320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 227, 240, 248, 270, 279, 310, 360, 372, 432, 454, 465, 496, 540, 558, 620, 681, 720, 744, 837, 908, 930, 1080, 1116, 1135, 1240, 1362, 1395, 1488, 1674, 1816, 1860, 2043, 2160, 2232, 2270, 2480, 2724, 2790, 3348, 3405, 3632, 3720, 4086, 4185, 4464, 4540, 5448, 5580, 6129, 6696, 6810, 7037, 7440, 8172, 8370, 9080, 10215, 10896, 11160, 12258, 13392, 13620, 14074, 16344, 16740, 18160, 20430, 21111, 22320, 24516, 27240, 28148, 30645, 32688, 33480, 35185, 40860, 42222, 49032, 54480, 56296, 61290, 63333, 66960, 70370, 81720, 84444, 98064, 105555, 112592, 122580, 126666, 140740, 163440, 168888, 189999, 211110, 245160, 253332, 281480, 316665, 337776, 379998, 422220, 490320, 506664, 562960, 633330, 759996, 844440, 949995, 1013328, 1266660, 1519992, 1688880, 1899990, 2533320, 3039984, 3799980, 5066640, 7599960, 15199920]

約数ペア:

[(1, 15199920), (2, 7599960), (3, 5066640), (4, 3799980), (5, 3039984), (6, 2533320), (8, 1899990), (9, 1688880), (10, 1519992), (12, 1266660), (15, 1013328), (16, 949995), (18, 844440), (20, 759996), (24, 633330), (27, 562960), (30, 506664), (31, 490320), (36, 422220), (40, 379998), (45, 337776), (48, 316665), (54, 281480), (60, 253332), (62, 245160), (72, 211110), (80, 189999), (90, 168888), (93, 163440), (108, 140740), (120, 126666), (124, 122580), (135, 112592), (144, 105555), (155, 98064), (180, 84444), (186, 81720), (216, 70370), (227, 66960), (240, 63333), (248, 61290), (270, 56296), (279, 54480), (310, 49032), (360, 42222), (372, 40860), (432, 35185), (454, 33480), (465, 32688), (496, 30645), (540, 28148), (558, 27240), (620, 24516), (681, 22320), (720, 21111), (744, 20430), (837, 18160), (908, 16740), (930, 16344), (1080, 14074), (1116, 13620), (1135, 13392), (1240, 12258), (1362, 11160), (1395, 10896), (1488, 10215), (1674, 9080), (1816, 8370), (1860, 8172), (2043, 7440), (2160, 7037), (2232, 6810), (2270, 6696), (2480, 6129), (2724, 5580), (2790, 5448), (3348, 4540), (3405, 4464), (3632, 4185), (3720, 4086)]