2013664640

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1399}}^1$

素因数の和:1604

約数の個数: 128

約数和(自身を含む): 5217912000

約数和(自身を除く): 3204247360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 173, 208, 260, 320, 346, 416, 520, 640, 692, 832, 865, 1040, 1384, 1399, 1664, 1730, 2080, 2249, 2768, 2798, 3460, 4160, 4498, 5536, 5596, 6920, 6995, 8320, 8996, 11072, 11192, 11245, 13840, 13990, 17992, 18187, 22144, 22384, 22490, 27680, 27980, 35984, 36374, 44768, 44980, 55360, 55960, 71968, 72748, 89536, 89960, 90935, 110720, 111920, 143936, 145496, 179072, 179920, 181870, 223840, 242027, 287872, 290992, 359840, 363740, 447680, 484054, 581984, 719680, 727480, 895360, 968108, 1163968, 1210135, 1439360, 1454960, 1936216, 2327936, 2420270, 2909920, 3146351, 3872432, 4840540, 5819840, 6292702, 7744864, 9681080, 11639680, 12585404, 15489728, 15731755, 19362160, 25170808, 30979456, 31463510, 38724320, 50341616, 62927020, 77448640, 100683232, 125854040, 154897280, 201366464, 251708080, 402732928, 503416160, 1006832320, 2013664640]

約数ペア:

[(1, 2013664640), (2, 1006832320), (4, 503416160), (5, 402732928), (8, 251708080), (10, 201366464), (13, 154897280), (16, 125854040), (20, 100683232), (26, 77448640), (32, 62927020), (40, 50341616), (52, 38724320), (64, 31463510), (65, 30979456), (80, 25170808), (104, 19362160), (128, 15731755), (130, 15489728), (160, 12585404), (173, 11639680), (208, 9681080), (260, 7744864), (320, 6292702), (346, 5819840), (416, 4840540), (520, 3872432), (640, 3146351), (692, 2909920), (832, 2420270), (865, 2327936), (1040, 1936216), (1384, 1454960), (1399, 1439360), (1664, 1210135), (1730, 1163968), (2080, 968108), (2249, 895360), (2768, 727480), (2798, 719680), (3460, 581984), (4160, 484054), (4498, 447680), (5536, 363740), (5596, 359840), (6920, 290992), (6995, 287872), (8320, 242027), (8996, 223840), (11072, 181870), (11192, 179920), (11245, 179072), (13840, 145496), (13990, 143936), (17992, 111920), (18187, 110720), (22144, 90935), (22384, 89960), (22490, 89536), (27680, 72748), (27980, 71968), (35984, 55960), (36374, 55360), (44768, 44980)]