399502080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{34679}}^1$

素因数の和:34706

約数の個数: 108

約数和(自身を含む): 1382275440

約数和(自身を除く): 982773360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 34679, 69358, 104037, 138716, 173395, 208074, 277432, 312111, 346790, 416148, 520185, 554864, 624222, 693580, 832296, 1040370, 1109728, 1248444, 1387160, 1560555, 1664592, 2080740, 2219456, 2496888, 2774320, 3121110, 3329184, 4161480, 4438912, 4993776, 5548640, 6242220, 6658368, 8322960, 8877824, 9987552, 11097280, 12484440, 13316736, 16645920, 19975104, 22194560, 24968880, 26633472, 33291840, 39950208, 44389120, 49937760, 66583680, 79900416, 99875520, 133167360, 199751040, 399502080]

約数ペア:

[(1, 399502080), (2, 199751040), (3, 133167360), (4, 99875520), (5, 79900416), (6, 66583680), (8, 49937760), (9, 44389120), (10, 39950208), (12, 33291840), (15, 26633472), (16, 24968880), (18, 22194560), (20, 19975104), (24, 16645920), (30, 13316736), (32, 12484440), (36, 11097280), (40, 9987552), (45, 8877824), (48, 8322960), (60, 6658368), (64, 6242220), (72, 5548640), (80, 4993776), (90, 4438912), (96, 4161480), (120, 3329184), (128, 3121110), (144, 2774320), (160, 2496888), (180, 2219456), (192, 2080740), (240, 1664592), (256, 1560555), (288, 1387160), (320, 1248444), (360, 1109728), (384, 1040370), (480, 832296), (576, 693580), (640, 624222), (720, 554864), (768, 520185), (960, 416148), (1152, 346790), (1280, 312111), (1440, 277432), (1920, 208074), (2304, 173395), (2880, 138716), (3840, 104037), (5760, 69358), (11520, 34679)]