438682720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6421}}^1$

素因数の和:6504

約数の個数: 96

約数和(自身を含む): 1204047936

約数和(自身を除く): 765365216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 61, 70, 80, 112, 122, 140, 160, 224, 244, 280, 305, 427, 488, 560, 610, 854, 976, 1120, 1220, 1708, 1952, 2135, 2440, 3416, 4270, 4880, 6421, 6832, 8540, 9760, 12842, 13664, 17080, 25684, 32105, 34160, 44947, 51368, 64210, 68320, 89894, 102736, 128420, 179788, 205472, 224735, 256840, 359576, 391681, 449470, 513680, 719152, 783362, 898940, 1027360, 1438304, 1566724, 1797880, 1958405, 2741767, 3133448, 3595760, 3916810, 5483534, 6266896, 7191520, 7833620, 10967068, 12533792, 13708835, 15667240, 21934136, 27417670, 31334480, 43868272, 54835340, 62668960, 87736544, 109670680, 219341360, 438682720]

約数ペア:

[(1, 438682720), (2, 219341360), (4, 109670680), (5, 87736544), (7, 62668960), (8, 54835340), (10, 43868272), (14, 31334480), (16, 27417670), (20, 21934136), (28, 15667240), (32, 13708835), (35, 12533792), (40, 10967068), (56, 7833620), (61, 7191520), (70, 6266896), (80, 5483534), (112, 3916810), (122, 3595760), (140, 3133448), (160, 2741767), (224, 1958405), (244, 1797880), (280, 1566724), (305, 1438304), (427, 1027360), (488, 898940), (560, 783362), (610, 719152), (854, 513680), (976, 449470), (1120, 391681), (1220, 359576), (1708, 256840), (1952, 224735), (2135, 205472), (2440, 179788), (3416, 128420), (4270, 102736), (4880, 89894), (6421, 68320), (6832, 64210), (8540, 51368), (9760, 44947), (12842, 34160), (13664, 32105), (17080, 25684)]