1285202960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{73}}^1\times {\mathrm{229}}^1$

素因数の和:377

約数の個数: 120

約数和(自身を含む): 3143559960

約数和(自身を除く): 1858357000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 73, 80, 124, 146, 155, 229, 248, 292, 310, 365, 458, 496, 584, 620, 730, 916, 961, 1145, 1168, 1240, 1460, 1832, 1922, 2263, 2290, 2480, 2920, 3664, 3844, 4526, 4580, 4805, 5840, 7099, 7688, 9052, 9160, 9610, 11315, 14198, 15376, 16717, 18104, 18320, 19220, 22630, 28396, 33434, 35495, 36208, 38440, 45260, 56792, 66868, 70153, 70990, 76880, 83585, 90520, 113584, 133736, 140306, 141980, 167170, 181040, 220069, 267472, 280612, 283960, 334340, 350765, 440138, 518227, 561224, 567920, 668680, 701530, 880276, 1036454, 1100345, 1122448, 1337360, 1403060, 1760552, 2072908, 2200690, 2591135, 2806120, 3521104, 4145816, 4401380, 5182270, 5612240, 8291632, 8802760, 10364540, 16065037, 17605520, 20729080, 32130074, 41458160, 64260148, 80325185, 128520296, 160650370, 257040592, 321300740, 642601480, 1285202960]

約数ペア:

[(1, 1285202960), (2, 642601480), (4, 321300740), (5, 257040592), (8, 160650370), (10, 128520296), (16, 80325185), (20, 64260148), (31, 41458160), (40, 32130074), (62, 20729080), (73, 17605520), (80, 16065037), (124, 10364540), (146, 8802760), (155, 8291632), (229, 5612240), (248, 5182270), (292, 4401380), (310, 4145816), (365, 3521104), (458, 2806120), (496, 2591135), (584, 2200690), (620, 2072908), (730, 1760552), (916, 1403060), (961, 1337360), (1145, 1122448), (1168, 1100345), (1240, 1036454), (1460, 880276), (1832, 701530), (1922, 668680), (2263, 567920), (2290, 561224), (2480, 518227), (2920, 440138), (3664, 350765), (3844, 334340), (4526, 283960), (4580, 280612), (4805, 267472), (5840, 220069), (7099, 181040), (7688, 167170), (9052, 141980), (9160, 140306), (9610, 133736), (11315, 113584), (14198, 90520), (15376, 83585), (16717, 76880), (18104, 70990), (18320, 70153), (19220, 66868), (22630, 56792), (28396, 45260), (33434, 38440), (35495, 36208)]