1371658240

素因数分解:

$2^{11}\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:236

約数の個数: 192

約数和(自身を含む): 3538080000

約数和(自身を除く): 2166421760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 31, 32, 40, 58, 62, 64, 80, 116, 124, 128, 145, 149, 155, 160, 232, 248, 256, 290, 298, 310, 320, 464, 496, 512, 580, 596, 620, 640, 745, 899, 928, 992, 1024, 1160, 1192, 1240, 1280, 1490, 1798, 1856, 1984, 2048, 2320, 2384, 2480, 2560, 2980, 3596, 3712, 3968, 4321, 4495, 4619, 4640, 4768, 4960, 5120, 5960, 7192, 7424, 7936, 8642, 8990, 9238, 9280, 9536, 9920, 10240, 11920, 14384, 14848, 15872, 17284, 17980, 18476, 18560, 19072, 19840, 21605, 23095, 23840, 28768, 29696, 31744, 34568, 35960, 36952, 37120, 38144, 39680, 43210, 46190, 47680, 57536, 59392, 63488, 69136, 71920, 73904, 74240, 76288, 79360, 86420, 92380, 95360, 115072, 133951, 138272, 143840, 147808, 148480, 152576, 158720, 172840, 184760, 190720, 230144, 267902, 276544, 287680, 295616, 296960, 305152, 317440, 345680, 369520, 381440, 460288, 535804, 553088, 575360, 591232, 669755, 691360, 739040, 762880, 920576, 1071608, 1106176, 1150720, 1182464, 1339510, 1382720, 1478080, 1525760, 1841152, 2143216, 2212352, 2301440, 2364928, 2679020, 2765440, 2956160, 4286432, 4424704, 4602880, 4729856, 5358040, 5530880, 5912320, 8572864, 8849408, 9205760, 9459712, 10716080, 11061760, 11824640, 17145728, 21432160, 22123520, 23649280, 34291456, 42864320, 44247040, 47298560, 68582912, 85728640, 137165824, 171457280, 274331648, 342914560, 685829120, 1371658240]

約数ペア:

[(1, 1371658240), (2, 685829120), (4, 342914560), (5, 274331648), (8, 171457280), (10, 137165824), (16, 85728640), (20, 68582912), (29, 47298560), (31, 44247040), (32, 42864320), (40, 34291456), (58, 23649280), (62, 22123520), (64, 21432160), (80, 17145728), (116, 11824640), (124, 11061760), (128, 10716080), (145, 9459712), (149, 9205760), (155, 8849408), (160, 8572864), (232, 5912320), (248, 5530880), (256, 5358040), (290, 4729856), (298, 4602880), (310, 4424704), (320, 4286432), (464, 2956160), (496, 2765440), (512, 2679020), (580, 2364928), (596, 2301440), (620, 2212352), (640, 2143216), (745, 1841152), (899, 1525760), (928, 1478080), (992, 1382720), (1024, 1339510), (1160, 1182464), (1192, 1150720), (1240, 1106176), (1280, 1071608), (1490, 920576), (1798, 762880), (1856, 739040), (1984, 691360), (2048, 669755), (2320, 591232), (2384, 575360), (2480, 553088), (2560, 535804), (2980, 460288), (3596, 381440), (3712, 369520), (3968, 345680), (4321, 317440), (4495, 305152), (4619, 296960), (4640, 295616), (4768, 287680), (4960, 276544), (5120, 267902), (5960, 230144), (7192, 190720), (7424, 184760), (7936, 172840), (8642, 158720), (8990, 152576), (9238, 148480), (9280, 147808), (9536, 143840), (9920, 138272), (10240, 133951), (11920, 115072), (14384, 95360), (14848, 92380), (15872, 86420), (17284, 79360), (17980, 76288), (18476, 74240), (18560, 73904), (19072, 71920), (19840, 69136), (21605, 63488), (23095, 59392), (23840, 57536), (28768, 47680), (29696, 46190), (31744, 43210), (34568, 39680), (35960, 38144), (36952, 37120)]