260062720

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:196

約数の個数: 160

約数和(自身を含む): 671742720

約数和(自身を除く): 411680000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 113, 116, 124, 128, 145, 155, 160, 226, 232, 248, 256, 290, 310, 320, 452, 464, 496, 512, 565, 580, 620, 640, 899, 904, 928, 992, 1130, 1160, 1240, 1280, 1798, 1808, 1856, 1984, 2260, 2320, 2480, 2560, 3277, 3503, 3596, 3616, 3712, 3968, 4495, 4520, 4640, 4960, 6554, 7006, 7192, 7232, 7424, 7936, 8990, 9040, 9280, 9920, 13108, 14012, 14384, 14464, 14848, 15872, 16385, 17515, 17980, 18080, 18560, 19840, 26216, 28024, 28768, 28928, 32770, 35030, 35960, 36160, 37120, 39680, 52432, 56048, 57536, 57856, 65540, 70060, 71920, 72320, 74240, 79360, 101587, 104864, 112096, 115072, 131080, 140120, 143840, 144640, 203174, 209728, 224192, 230144, 262160, 280240, 287680, 289280, 406348, 419456, 448384, 460288, 507935, 524320, 560480, 575360, 812696, 838912, 896768, 1015870, 1048640, 1120960, 1150720, 1625392, 1677824, 1793536, 2031740, 2097280, 2241920, 2301440, 3250784, 4063480, 4194560, 4483840, 6501568, 8126960, 8389120, 8967680, 13003136, 16253920, 26006272, 32507840, 52012544, 65015680, 130031360, 260062720]

約数ペア:

[(1, 260062720), (2, 130031360), (4, 65015680), (5, 52012544), (8, 32507840), (10, 26006272), (16, 16253920), (20, 13003136), (29, 8967680), (31, 8389120), (32, 8126960), (40, 6501568), (58, 4483840), (62, 4194560), (64, 4063480), (80, 3250784), (113, 2301440), (116, 2241920), (124, 2097280), (128, 2031740), (145, 1793536), (155, 1677824), (160, 1625392), (226, 1150720), (232, 1120960), (248, 1048640), (256, 1015870), (290, 896768), (310, 838912), (320, 812696), (452, 575360), (464, 560480), (496, 524320), (512, 507935), (565, 460288), (580, 448384), (620, 419456), (640, 406348), (899, 289280), (904, 287680), (928, 280240), (992, 262160), (1130, 230144), (1160, 224192), (1240, 209728), (1280, 203174), (1798, 144640), (1808, 143840), (1856, 140120), (1984, 131080), (2260, 115072), (2320, 112096), (2480, 104864), (2560, 101587), (3277, 79360), (3503, 74240), (3596, 72320), (3616, 71920), (3712, 70060), (3968, 65540), (4495, 57856), (4520, 57536), (4640, 56048), (4960, 52432), (6554, 39680), (7006, 37120), (7192, 36160), (7232, 35960), (7424, 35030), (7936, 32770), (8990, 28928), (9040, 28768), (9280, 28024), (9920, 26216), (13108, 19840), (14012, 18560), (14384, 18080), (14464, 17980), (14848, 17515), (15872, 16385)]