397585440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{39443}}^1$

素因数の和:39471

約数の個数: 144

約数和(自身を含む): 1550622528

約数和(自身を除く): 1153037088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 39443, 78886, 118329, 157772, 197215, 236658, 276101, 315544, 354987, 394430, 473316, 552202, 591645, 631088, 709974, 788860, 828303, 946632, 1104404, 1183290, 1262176, 1380505, 1419948, 1577720, 1656606, 1774935, 1893264, 2208808, 2366580, 2484909, 2761010, 2839896, 3155440, 3313212, 3549870, 3786528, 4141515, 4417616, 4733160, 4969818, 5522020, 5679792, 6310880, 6626424, 7099740, 8283030, 8835232, 9466320, 9939636, 11044040, 11359584, 12424545, 13252848, 14199480, 16566060, 18932640, 19879272, 22088080, 24849090, 26505696, 28398960, 33132120, 39758544, 44176160, 49698180, 56797920, 66264240, 79517088, 99396360, 132528480, 198792720, 397585440]

約数ペア:

[(1, 397585440), (2, 198792720), (3, 132528480), (4, 99396360), (5, 79517088), (6, 66264240), (7, 56797920), (8, 49698180), (9, 44176160), (10, 39758544), (12, 33132120), (14, 28398960), (15, 26505696), (16, 24849090), (18, 22088080), (20, 19879272), (21, 18932640), (24, 16566060), (28, 14199480), (30, 13252848), (32, 12424545), (35, 11359584), (36, 11044040), (40, 9939636), (42, 9466320), (45, 8835232), (48, 8283030), (56, 7099740), (60, 6626424), (63, 6310880), (70, 5679792), (72, 5522020), (80, 4969818), (84, 4733160), (90, 4417616), (96, 4141515), (105, 3786528), (112, 3549870), (120, 3313212), (126, 3155440), (140, 2839896), (144, 2761010), (160, 2484909), (168, 2366580), (180, 2208808), (210, 1893264), (224, 1774935), (240, 1656606), (252, 1577720), (280, 1419948), (288, 1380505), (315, 1262176), (336, 1183290), (360, 1104404), (420, 946632), (480, 828303), (504, 788860), (560, 709974), (630, 631088), (672, 591645), (720, 552202), (840, 473316), (1008, 394430), (1120, 354987), (1260, 315544), (1440, 276101), (1680, 236658), (2016, 197215), (2520, 157772), (3360, 118329), (5040, 78886), (10080, 39443)]