1984125760

素因数分解:

$2^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{569}}^1\times {\mathrm{641}}^1$

素因数の和:1244

約数の個数: 112

約数和(自身を含む): 5019233040

約数和(自身を除く): 3035107280

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 136, 160, 170, 272, 320, 340, 544, 569, 641, 680, 1088, 1138, 1282, 1360, 2276, 2564, 2720, 2845, 3205, 4552, 5128, 5440, 5690, 6410, 9104, 9673, 10256, 10897, 11380, 12820, 18208, 19346, 20512, 21794, 22760, 25640, 36416, 38692, 41024, 43588, 45520, 48365, 51280, 54485, 77384, 87176, 91040, 96730, 102560, 108970, 154768, 174352, 182080, 193460, 205120, 217940, 309536, 348704, 364729, 386920, 435880, 619072, 697408, 729458, 773840, 871760, 1458916, 1547680, 1743520, 1823645, 2917832, 3095360, 3487040, 3647290, 5835664, 6200393, 7294580, 11671328, 12400786, 14589160, 23342656, 24801572, 29178320, 31001965, 49603144, 58356640, 62003930, 99206288, 116713280, 124007860, 198412576, 248015720, 396825152, 496031440, 992062880, 1984125760]

約数ペア:

[(1, 1984125760), (2, 992062880), (4, 496031440), (5, 396825152), (8, 248015720), (10, 198412576), (16, 124007860), (17, 116713280), (20, 99206288), (32, 62003930), (34, 58356640), (40, 49603144), (64, 31001965), (68, 29178320), (80, 24801572), (85, 23342656), (136, 14589160), (160, 12400786), (170, 11671328), (272, 7294580), (320, 6200393), (340, 5835664), (544, 3647290), (569, 3487040), (641, 3095360), (680, 2917832), (1088, 1823645), (1138, 1743520), (1282, 1547680), (1360, 1458916), (2276, 871760), (2564, 773840), (2720, 729458), (2845, 697408), (3205, 619072), (4552, 435880), (5128, 386920), (5440, 364729), (5690, 348704), (6410, 309536), (9104, 217940), (9673, 205120), (10256, 193460), (10897, 182080), (11380, 174352), (12820, 154768), (18208, 108970), (19346, 102560), (20512, 96730), (21794, 91040), (22760, 87176), (25640, 77384), (36416, 54485), (38692, 51280), (41024, 48365), (43588, 45520)]