15696623840

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^2\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:697

約数の個数: 144

約数和(自身を含む): 38391570000

約数和(自身を除く): 22694946160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 89, 94, 160, 178, 188, 235, 356, 376, 445, 470, 499, 712, 752, 890, 940, 998, 1424, 1504, 1780, 1880, 1996, 2209, 2495, 2848, 3560, 3760, 3992, 4183, 4418, 4990, 7120, 7520, 7984, 8366, 8836, 9980, 11045, 14240, 15968, 16732, 17672, 19960, 20915, 22090, 23453, 33464, 35344, 39920, 41830, 44180, 44411, 46906, 66928, 70688, 79840, 83660, 88360, 88822, 93812, 117265, 133856, 167320, 176720, 177644, 187624, 196601, 222055, 234530, 334640, 353440, 355288, 375248, 393202, 444110, 469060, 669280, 710576, 750496, 786404, 888220, 938120, 983005, 1102291, 1421152, 1572808, 1776440, 1876240, 1966010, 2087317, 2204582, 3145616, 3552880, 3752480, 3932020, 4174634, 4409164, 5511455, 6291232, 7105760, 7864040, 8349268, 8818328, 10436585, 11022910, 15728080, 16698536, 17636656, 20873170, 22045820, 31456160, 33397072, 35273312, 41746340, 44091640, 66794144, 83492680, 88183280, 98103899, 166985360, 176366560, 196207798, 333970720, 392415596, 490519495, 784831192, 981038990, 1569662384, 1962077980, 3139324768, 3924155960, 7848311920, 15696623840]

約数ペア:

[(1, 15696623840), (2, 7848311920), (4, 3924155960), (5, 3139324768), (8, 1962077980), (10, 1569662384), (16, 981038990), (20, 784831192), (32, 490519495), (40, 392415596), (47, 333970720), (80, 196207798), (89, 176366560), (94, 166985360), (160, 98103899), (178, 88183280), (188, 83492680), (235, 66794144), (356, 44091640), (376, 41746340), (445, 35273312), (470, 33397072), (499, 31456160), (712, 22045820), (752, 20873170), (890, 17636656), (940, 16698536), (998, 15728080), (1424, 11022910), (1504, 10436585), (1780, 8818328), (1880, 8349268), (1996, 7864040), (2209, 7105760), (2495, 6291232), (2848, 5511455), (3560, 4409164), (3760, 4174634), (3992, 3932020), (4183, 3752480), (4418, 3552880), (4990, 3145616), (7120, 2204582), (7520, 2087317), (7984, 1966010), (8366, 1876240), (8836, 1776440), (9980, 1572808), (11045, 1421152), (14240, 1102291), (15968, 983005), (16732, 938120), (17672, 888220), (19960, 786404), (20915, 750496), (22090, 710576), (23453, 669280), (33464, 469060), (35344, 444110), (39920, 393202), (41830, 375248), (44180, 355288), (44411, 353440), (46906, 334640), (66928, 234530), (70688, 222055), (79840, 196601), (83660, 187624), (88360, 177644), (88822, 176720), (93812, 167320), (117265, 133856)]