205865280

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{23827}}^1$

素因数の和:23853

約数の個数: 112

約数和(自身を含む): 726277440

約数和(自身を除く): 520412160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 23827, 47654, 71481, 95308, 119135, 142962, 190616, 214443, 238270, 285924, 357405, 381232, 428886, 476540, 571848, 643329, 714810, 762464, 857772, 953080, 1072215, 1143696, 1286658, 1429620, 1524928, 1715544, 1906160, 2144430, 2287392, 2573316, 2859240, 3216645, 3431088, 3812320, 4288860, 4574784, 5146632, 5718480, 6433290, 6862176, 7624640, 8577720, 10293264, 11436960, 12866580, 13724352, 17155440, 20586528, 22873920, 25733160, 34310880, 41173056, 51466320, 68621760, 102932640, 205865280]

約数ペア:

[(1, 205865280), (2, 102932640), (3, 68621760), (4, 51466320), (5, 41173056), (6, 34310880), (8, 25733160), (9, 22873920), (10, 20586528), (12, 17155440), (15, 13724352), (16, 12866580), (18, 11436960), (20, 10293264), (24, 8577720), (27, 7624640), (30, 6862176), (32, 6433290), (36, 5718480), (40, 5146632), (45, 4574784), (48, 4288860), (54, 3812320), (60, 3431088), (64, 3216645), (72, 2859240), (80, 2573316), (90, 2287392), (96, 2144430), (108, 1906160), (120, 1715544), (135, 1524928), (144, 1429620), (160, 1286658), (180, 1143696), (192, 1072215), (216, 953080), (240, 857772), (270, 762464), (288, 714810), (320, 643329), (360, 571848), (432, 476540), (480, 428886), (540, 381232), (576, 357405), (720, 285924), (864, 238270), (960, 214443), (1080, 190616), (1440, 142962), (1728, 119135), (2160, 95308), (2880, 71481), (4320, 47654), (8640, 23827)]