205167360

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{101}}^1$

素因数の和:171

約数の個数: 216

約数和(自身を含む): 691763184

約数和(自身を除く): 486595824

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 101, 115, 120, 128, 138, 160, 184, 192, 202, 230, 240, 256, 276, 303, 320, 345, 368, 384, 404, 460, 480, 505, 529, 552, 606, 640, 690, 736, 768, 808, 920, 960, 1010, 1058, 1104, 1212, 1280, 1380, 1472, 1515, 1587, 1616, 1840, 1920, 2020, 2116, 2208, 2323, 2424, 2645, 2760, 2944, 3030, 3174, 3232, 3680, 3840, 4040, 4232, 4416, 4646, 4848, 5290, 5520, 5888, 6060, 6348, 6464, 6969, 7360, 7935, 8080, 8464, 8832, 9292, 9696, 10580, 11040, 11615, 12120, 12696, 12928, 13938, 14720, 15870, 16160, 16928, 17664, 18584, 19392, 21160, 22080, 23230, 24240, 25392, 25856, 27876, 29440, 31740, 32320, 33856, 34845, 37168, 38784, 42320, 44160, 46460, 48480, 50784, 53429, 55752, 63480, 64640, 67712, 69690, 74336, 77568, 84640, 88320, 92920, 96960, 101568, 106858, 111504, 126960, 129280, 135424, 139380, 148672, 160287, 169280, 185840, 193920, 203136, 213716, 223008, 253920, 267145, 278760, 297344, 320574, 338560, 371680, 387840, 406272, 427432, 446016, 507840, 534290, 557520, 594688, 641148, 677120, 743360, 801435, 854864, 892032, 1015680, 1068580, 1115040, 1282296, 1486720, 1602870, 1709728, 1784064, 2031360, 2137160, 2230080, 2564592, 2973440, 3205740, 3419456, 4274320, 4460160, 5129184, 6411480, 6838912, 8548640, 8920320, 10258368, 12822960, 13677824, 17097280, 20516736, 25645920, 34194560, 41033472, 51291840, 68389120, 102583680, 205167360]

約数ペア:

[(1, 205167360), (2, 102583680), (3, 68389120), (4, 51291840), (5, 41033472), (6, 34194560), (8, 25645920), (10, 20516736), (12, 17097280), (15, 13677824), (16, 12822960), (20, 10258368), (23, 8920320), (24, 8548640), (30, 6838912), (32, 6411480), (40, 5129184), (46, 4460160), (48, 4274320), (60, 3419456), (64, 3205740), (69, 2973440), (80, 2564592), (92, 2230080), (96, 2137160), (101, 2031360), (115, 1784064), (120, 1709728), (128, 1602870), (138, 1486720), (160, 1282296), (184, 1115040), (192, 1068580), (202, 1015680), (230, 892032), (240, 854864), (256, 801435), (276, 743360), (303, 677120), (320, 641148), (345, 594688), (368, 557520), (384, 534290), (404, 507840), (460, 446016), (480, 427432), (505, 406272), (529, 387840), (552, 371680), (606, 338560), (640, 320574), (690, 297344), (736, 278760), (768, 267145), (808, 253920), (920, 223008), (960, 213716), (1010, 203136), (1058, 193920), (1104, 185840), (1212, 169280), (1280, 160287), (1380, 148672), (1472, 139380), (1515, 135424), (1587, 129280), (1616, 126960), (1840, 111504), (1920, 106858), (2020, 101568), (2116, 96960), (2208, 92920), (2323, 88320), (2424, 84640), (2645, 77568), (2760, 74336), (2944, 69690), (3030, 67712), (3174, 64640), (3232, 63480), (3680, 55752), (3840, 53429), (4040, 50784), (4232, 48480), (4416, 46460), (4646, 44160), (4848, 42320), (5290, 38784), (5520, 37168), (5888, 34845), (6060, 33856), (6348, 32320), (6464, 31740), (6969, 29440), (7360, 27876), (7935, 25856), (8080, 25392), (8464, 24240), (8832, 23230), (9292, 22080), (9696, 21160), (10580, 19392), (11040, 18584), (11615, 17664), (12120, 16928), (12696, 16160), (12928, 15870), (13938, 14720)]