201577840

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1$

素因数の和:347

約数の個数: 160

約数和(自身を含む): 542376000

約数和(自身を除く): 340798160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 29, 34, 38, 40, 58, 68, 76, 80, 85, 95, 116, 136, 145, 152, 170, 190, 232, 269, 272, 290, 304, 323, 340, 380, 464, 493, 538, 551, 580, 646, 680, 760, 986, 1076, 1102, 1160, 1292, 1345, 1360, 1520, 1615, 1972, 2152, 2204, 2320, 2465, 2584, 2690, 2755, 3230, 3944, 4304, 4408, 4573, 4930, 5111, 5168, 5380, 5510, 6460, 7801, 7888, 8816, 9146, 9367, 9860, 10222, 10760, 11020, 12920, 15602, 18292, 18734, 19720, 20444, 21520, 22040, 22865, 25555, 25840, 31204, 36584, 37468, 39005, 39440, 40888, 44080, 45730, 46835, 51110, 62408, 73168, 74936, 78010, 81776, 86887, 91460, 93670, 102220, 124816, 132617, 148219, 149872, 156020, 173774, 182920, 187340, 204440, 265234, 296438, 312040, 347548, 365840, 374680, 408880, 434435, 530468, 592876, 624080, 663085, 695096, 741095, 749360, 868870, 1060936, 1185752, 1326170, 1390192, 1482190, 1737740, 2121872, 2371504, 2519723, 2652340, 2964380, 3475480, 5039446, 5304680, 5928760, 6950960, 10078892, 10609360, 11857520, 12598615, 20157784, 25197230, 40315568, 50394460, 100788920, 201577840]

約数ペア:

[(1, 201577840), (2, 100788920), (4, 50394460), (5, 40315568), (8, 25197230), (10, 20157784), (16, 12598615), (17, 11857520), (19, 10609360), (20, 10078892), (29, 6950960), (34, 5928760), (38, 5304680), (40, 5039446), (58, 3475480), (68, 2964380), (76, 2652340), (80, 2519723), (85, 2371504), (95, 2121872), (116, 1737740), (136, 1482190), (145, 1390192), (152, 1326170), (170, 1185752), (190, 1060936), (232, 868870), (269, 749360), (272, 741095), (290, 695096), (304, 663085), (323, 624080), (340, 592876), (380, 530468), (464, 434435), (493, 408880), (538, 374680), (551, 365840), (580, 347548), (646, 312040), (680, 296438), (760, 265234), (986, 204440), (1076, 187340), (1102, 182920), (1160, 173774), (1292, 156020), (1345, 149872), (1360, 148219), (1520, 132617), (1615, 124816), (1972, 102220), (2152, 93670), (2204, 91460), (2320, 86887), (2465, 81776), (2584, 78010), (2690, 74936), (2755, 73168), (3230, 62408), (3944, 51110), (4304, 46835), (4408, 45730), (4573, 44080), (4930, 40888), (5111, 39440), (5168, 39005), (5380, 37468), (5510, 36584), (6460, 31204), (7801, 25840), (7888, 25555), (8816, 22865), (9146, 22040), (9367, 21520), (9860, 20444), (10222, 19720), (10760, 18734), (11020, 18292), (12920, 15602)]