2018715520

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{4729}}^1$

素因数の和:4800

約数の個数: 128

約数和(自身を含む): 5210568000

約数和(自身を除く): 3191852480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 64, 80, 92, 115, 116, 128, 145, 160, 184, 230, 232, 290, 320, 368, 460, 464, 580, 640, 667, 736, 920, 928, 1160, 1334, 1472, 1840, 1856, 2320, 2668, 2944, 3335, 3680, 3712, 4640, 4729, 5336, 6670, 7360, 9280, 9458, 10672, 13340, 14720, 18560, 18916, 21344, 23645, 26680, 37832, 42688, 47290, 53360, 75664, 85376, 94580, 106720, 108767, 137141, 151328, 189160, 213440, 217534, 274282, 302656, 378320, 426880, 435068, 543835, 548564, 605312, 685705, 756640, 870136, 1087670, 1097128, 1371410, 1513280, 1740272, 2175340, 2194256, 2742820, 3026560, 3154243, 3480544, 4350680, 4388512, 5485640, 6308486, 6961088, 8701360, 8777024, 10971280, 12616972, 13922176, 15771215, 17402720, 17554048, 21942560, 25233944, 31542430, 34805440, 43885120, 50467888, 63084860, 69610880, 87770240, 100935776, 126169720, 201871552, 252339440, 403743104, 504678880, 1009357760, 2018715520]

約数ペア:

[(1, 2018715520), (2, 1009357760), (4, 504678880), (5, 403743104), (8, 252339440), (10, 201871552), (16, 126169720), (20, 100935776), (23, 87770240), (29, 69610880), (32, 63084860), (40, 50467888), (46, 43885120), (58, 34805440), (64, 31542430), (80, 25233944), (92, 21942560), (115, 17554048), (116, 17402720), (128, 15771215), (145, 13922176), (160, 12616972), (184, 10971280), (230, 8777024), (232, 8701360), (290, 6961088), (320, 6308486), (368, 5485640), (460, 4388512), (464, 4350680), (580, 3480544), (640, 3154243), (667, 3026560), (736, 2742820), (920, 2194256), (928, 2175340), (1160, 1740272), (1334, 1513280), (1472, 1371410), (1840, 1097128), (1856, 1087670), (2320, 870136), (2668, 756640), (2944, 685705), (3335, 605312), (3680, 548564), (3712, 543835), (4640, 435068), (4729, 426880), (5336, 378320), (6670, 302656), (7360, 274282), (9280, 217534), (9458, 213440), (10672, 189160), (13340, 151328), (14720, 137141), (18560, 108767), (18916, 106720), (21344, 94580), (23645, 85376), (26680, 75664), (37832, 53360), (42688, 47290)]