287951440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:222

約数の個数: 240

約数和(自身を含む): 858762000

約数和(自身を除く): 570810560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 29, 34, 35, 40, 49, 56, 58, 68, 70, 80, 85, 98, 112, 116, 119, 136, 140, 145, 149, 170, 196, 203, 232, 238, 245, 272, 280, 290, 298, 340, 392, 406, 464, 476, 490, 493, 560, 580, 595, 596, 680, 745, 784, 812, 833, 952, 980, 986, 1015, 1043, 1160, 1190, 1192, 1360, 1421, 1490, 1624, 1666, 1904, 1960, 1972, 2030, 2086, 2320, 2380, 2384, 2465, 2533, 2842, 2980, 3248, 3332, 3451, 3920, 3944, 4060, 4165, 4172, 4321, 4760, 4930, 5066, 5215, 5684, 5960, 6664, 6902, 7105, 7301, 7888, 8120, 8330, 8344, 8642, 9520, 9860, 10132, 10430, 11368, 11920, 12665, 13328, 13804, 14210, 14602, 16240, 16660, 16688, 17255, 17284, 17731, 19720, 20264, 20860, 21605, 22736, 24157, 25330, 27608, 28420, 29204, 30247, 33320, 34510, 34568, 35462, 36505, 39440, 40528, 41720, 43210, 48314, 50660, 55216, 56840, 58408, 60494, 66640, 69020, 69136, 70924, 73010, 73457, 83440, 86420, 88655, 96628, 101320, 113680, 116816, 120785, 120988, 124117, 138040, 141848, 146020, 146914, 151235, 172840, 177310, 193256, 202640, 211729, 241570, 241976, 248234, 276080, 283696, 292040, 293828, 302470, 345680, 354620, 367285, 386512, 423458, 483140, 483952, 496468, 514199, 584080, 587656, 604940, 620585, 709240, 734570, 846916, 966280, 992936, 1028398, 1058645, 1175312, 1209880, 1241170, 1418480, 1469140, 1693832, 1932560, 1985872, 2056796, 2117290, 2419760, 2482340, 2570995, 2938280, 3387664, 3599393, 4113592, 4234580, 4964680, 5141990, 5876560, 7198786, 8227184, 8469160, 9929360, 10283980, 14397572, 16938320, 17996965, 20567960, 28795144, 35993930, 41135920, 57590288, 71987860, 143975720, 287951440]

約数ペア:

[(1, 287951440), (2, 143975720), (4, 71987860), (5, 57590288), (7, 41135920), (8, 35993930), (10, 28795144), (14, 20567960), (16, 17996965), (17, 16938320), (20, 14397572), (28, 10283980), (29, 9929360), (34, 8469160), (35, 8227184), (40, 7198786), (49, 5876560), (56, 5141990), (58, 4964680), (68, 4234580), (70, 4113592), (80, 3599393), (85, 3387664), (98, 2938280), (112, 2570995), (116, 2482340), (119, 2419760), (136, 2117290), (140, 2056796), (145, 1985872), (149, 1932560), (170, 1693832), (196, 1469140), (203, 1418480), (232, 1241170), (238, 1209880), (245, 1175312), (272, 1058645), (280, 1028398), (290, 992936), (298, 966280), (340, 846916), (392, 734570), (406, 709240), (464, 620585), (476, 604940), (490, 587656), (493, 584080), (560, 514199), (580, 496468), (595, 483952), (596, 483140), (680, 423458), (745, 386512), (784, 367285), (812, 354620), (833, 345680), (952, 302470), (980, 293828), (986, 292040), (1015, 283696), (1043, 276080), (1160, 248234), (1190, 241976), (1192, 241570), (1360, 211729), (1421, 202640), (1490, 193256), (1624, 177310), (1666, 172840), (1904, 151235), (1960, 146914), (1972, 146020), (2030, 141848), (2086, 138040), (2320, 124117), (2380, 120988), (2384, 120785), (2465, 116816), (2533, 113680), (2842, 101320), (2980, 96628), (3248, 88655), (3332, 86420), (3451, 83440), (3920, 73457), (3944, 73010), (4060, 70924), (4165, 69136), (4172, 69020), (4321, 66640), (4760, 60494), (4930, 58408), (5066, 56840), (5215, 55216), (5684, 50660), (5960, 48314), (6664, 43210), (6902, 41720), (7105, 40528), (7301, 39440), (7888, 36505), (8120, 35462), (8330, 34568), (8344, 34510), (8642, 33320), (9520, 30247), (9860, 29204), (10132, 28420), (10430, 27608), (11368, 25330), (11920, 24157), (12665, 22736), (13328, 21605), (13804, 20860), (14210, 20264), (14602, 19720), (16240, 17731), (16660, 17284), (16688, 17255)]