79994280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 250387200

約数和(自身を除く): 170392920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 41, 60, 71, 82, 120, 123, 142, 164, 205, 213, 229, 246, 284, 328, 355, 410, 426, 458, 492, 568, 615, 687, 710, 820, 852, 916, 984, 1065, 1145, 1230, 1374, 1420, 1640, 1704, 1832, 2130, 2290, 2460, 2748, 2840, 2911, 3435, 4260, 4580, 4920, 5496, 5822, 6870, 8520, 8733, 9160, 9389, 11644, 13740, 14555, 16259, 17466, 18778, 23288, 27480, 28167, 29110, 32518, 34932, 37556, 43665, 46945, 48777, 56334, 58220, 65036, 69864, 75112, 81295, 87330, 93890, 97554, 112668, 116440, 130072, 140835, 162590, 174660, 187780, 195108, 225336, 243885, 281670, 325180, 349320, 375560, 390216, 487770, 563340, 650360, 666619, 975540, 1126680, 1333238, 1951080, 1999857, 2666476, 3333095, 3999714, 5332952, 6666190, 7999428, 9999285, 13332380, 15998856, 19998570, 26664760, 39997140, 79994280]

約数ペア:

[(1, 79994280), (2, 39997140), (3, 26664760), (4, 19998570), (5, 15998856), (6, 13332380), (8, 9999285), (10, 7999428), (12, 6666190), (15, 5332952), (20, 3999714), (24, 3333095), (30, 2666476), (40, 1999857), (41, 1951080), (60, 1333238), (71, 1126680), (82, 975540), (120, 666619), (123, 650360), (142, 563340), (164, 487770), (205, 390216), (213, 375560), (229, 349320), (246, 325180), (284, 281670), (328, 243885), (355, 225336), (410, 195108), (426, 187780), (458, 174660), (492, 162590), (568, 140835), (615, 130072), (687, 116440), (710, 112668), (820, 97554), (852, 93890), (916, 87330), (984, 81295), (1065, 75112), (1145, 69864), (1230, 65036), (1374, 58220), (1420, 56334), (1640, 48777), (1704, 46945), (1832, 43665), (2130, 37556), (2290, 34932), (2460, 32518), (2748, 29110), (2840, 28167), (2911, 27480), (3435, 23288), (4260, 18778), (4580, 17466), (4920, 16259), (5496, 14555), (5822, 13740), (6870, 11644), (8520, 9389), (8733, 9160)]