400078080

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{34729}}^1$

素因数の和:34756

約数の個数: 108

約数和(自身を含む): 1384268340

約数和(自身を除く): 984190260

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, 34729, 69458, 104187, 138916, 173645, 208374, 277832, 312561, 347290, 416748, 520935, 555664, 625122, 694580, 833496, 1041870, 1111328, 1250244, 1389160, 1562805, 1666992, 2083740, 2222656, 2500488, 2778320, 3125610, 3333984, 4167480, 4445312, 5000976, 5556640, 6251220, 6667968, 8334960, 8890624, 10001952, 11113280, 12502440, 13335936, 16669920, 20003904, 22226560, 25004880, 26671872, 33339840, 40007808, 44453120, 50009760, 66679680, 80015616, 100019520, 133359360, 200039040, 400078080]

約数ペア:

[(1, 400078080), (2, 200039040), (3, 133359360), (4, 100019520), (5, 80015616), (6, 66679680), (8, 50009760), (9, 44453120), (10, 40007808), (12, 33339840), (15, 26671872), (16, 25004880), (18, 22226560), (20, 20003904), (24, 16669920), (30, 13335936), (32, 12502440), (36, 11113280), (40, 10001952), (45, 8890624), (48, 8334960), (60, 6667968), (64, 6251220), (72, 5556640), (80, 5000976), (90, 4445312), (96, 4167480), (120, 3333984), (128, 3125610), (144, 2778320), (160, 2500488), (180, 2222656), (192, 2083740), (240, 1666992), (256, 1562805), (288, 1389160), (320, 1250244), (360, 1111328), (384, 1041870), (480, 833496), (576, 694580), (640, 625122), (720, 555664), (768, 520935), (960, 416748), (1152, 347290), (1280, 312561), (1440, 277832), (1920, 208374), (2304, 173645), (2880, 138916), (3840, 104187), (5760, 69458), (11520, 34729)]