251245548720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{11256521}}^1$

素因数の和:11256571

約数の個数: 120

約数和(自身を含む): 870984646272

約数和(自身を除く): 619739097552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 22320, 11256521, 22513042, 33769563, 45026084, 56282605, 67539126, 90052168, 101308689, 112565210, 135078252, 168847815, 180104336, 202617378, 225130420, 270156504, 337695630, 348952151, 405234756, 450260840, 506543445, 540313008, 675391260, 697904302, 810469512, 900521680, 1013086890, 1046856453, 1350782520, 1395808604, 1620939024, 1744760755, 2026173780, 2093712906, 2701565040, 2791617208, 3140569359, 3489521510, 4052347560, 4187425812, 5234282265, 5583234416, 6281138718, 6979043020, 8104695120, 8374851624, 10468564530, 12562277436, 13958086040, 15702846795, 16749703248, 20937129060, 25124554872, 27916172080, 31405693590, 41874258120, 50249109744, 62811387180, 83748516240, 125622774360, 251245548720]

約数ペア:

[(1, 251245548720), (2, 125622774360), (3, 83748516240), (4, 62811387180), (5, 50249109744), (6, 41874258120), (8, 31405693590), (9, 27916172080), (10, 25124554872), (12, 20937129060), (15, 16749703248), (16, 15702846795), (18, 13958086040), (20, 12562277436), (24, 10468564530), (30, 8374851624), (31, 8104695120), (36, 6979043020), (40, 6281138718), (45, 5583234416), (48, 5234282265), (60, 4187425812), (62, 4052347560), (72, 3489521510), (80, 3140569359), (90, 2791617208), (93, 2701565040), (120, 2093712906), (124, 2026173780), (144, 1744760755), (155, 1620939024), (180, 1395808604), (186, 1350782520), (240, 1046856453), (248, 1013086890), (279, 900521680), (310, 810469512), (360, 697904302), (372, 675391260), (465, 540313008), (496, 506543445), (558, 450260840), (620, 405234756), (720, 348952151), (744, 337695630), (930, 270156504), (1116, 225130420), (1240, 202617378), (1395, 180104336), (1488, 168847815), (1860, 135078252), (2232, 112565210), (2480, 101308689), (2790, 90052168), (3720, 67539126), (4464, 56282605), (5580, 45026084), (7440, 33769563), (11160, 22513042), (22320, 11256521)]