257450448

素因数分解:

$2^4\times 3^1\times {\mathrm{17}}^2\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:389

約数の個数: 120

約数和(自身を含む): 719637472

約数和(自身を除く): 462187024

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 34, 48, 51, 67, 68, 102, 134, 136, 201, 204, 268, 272, 277, 289, 402, 408, 536, 554, 578, 804, 816, 831, 867, 1072, 1108, 1139, 1156, 1608, 1662, 1734, 2216, 2278, 2312, 3216, 3324, 3417, 3468, 4432, 4556, 4624, 4709, 6648, 6834, 6936, 9112, 9418, 13296, 13668, 13872, 14127, 18224, 18559, 18836, 19363, 27336, 28254, 37118, 37672, 38726, 54672, 55677, 56508, 58089, 74236, 75344, 77452, 80053, 111354, 113016, 116178, 148472, 154904, 160106, 222708, 226032, 232356, 240159, 296944, 309808, 315503, 320212, 445416, 464712, 480318, 631006, 640424, 890832, 929424, 946509, 960636, 1262012, 1280848, 1893018, 1921272, 2524024, 3786036, 3842544, 5048048, 5363551, 7572072, 10727102, 15144144, 16090653, 21454204, 32181306, 42908408, 64362612, 85816816, 128725224, 257450448]

約数ペア:

[(1, 257450448), (2, 128725224), (3, 85816816), (4, 64362612), (6, 42908408), (8, 32181306), (12, 21454204), (16, 16090653), (17, 15144144), (24, 10727102), (34, 7572072), (48, 5363551), (51, 5048048), (67, 3842544), (68, 3786036), (102, 2524024), (134, 1921272), (136, 1893018), (201, 1280848), (204, 1262012), (268, 960636), (272, 946509), (277, 929424), (289, 890832), (402, 640424), (408, 631006), (536, 480318), (554, 464712), (578, 445416), (804, 320212), (816, 315503), (831, 309808), (867, 296944), (1072, 240159), (1108, 232356), (1139, 226032), (1156, 222708), (1608, 160106), (1662, 154904), (1734, 148472), (2216, 116178), (2278, 113016), (2312, 111354), (3216, 80053), (3324, 77452), (3417, 75344), (3468, 74236), (4432, 58089), (4556, 56508), (4624, 55677), (4709, 54672), (6648, 38726), (6834, 37672), (6936, 37118), (9112, 28254), (9418, 27336), (13296, 19363), (13668, 18836), (13872, 18559), (14127, 18224)]