1235492640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{857981}}^1$

素因数の和:858002

約数の個数: 72

約数和(自身を含む): 4216123548

約数和(自身を除く): 2980630908

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 857981, 1715962, 2573943, 3431924, 4289905, 5147886, 6863848, 7721829, 8579810, 10295772, 12869715, 13727696, 15443658, 17159620, 20591544, 25739430, 27455392, 30887316, 34319240, 38609145, 41183088, 51478860, 61774632, 68638480, 77218290, 82366176, 102957720, 123549264, 137276960, 154436580, 205915440, 247098528, 308873160, 411830880, 617746320, 1235492640]

約数ペア:

[(1, 1235492640), (2, 617746320), (3, 411830880), (4, 308873160), (5, 247098528), (6, 205915440), (8, 154436580), (9, 137276960), (10, 123549264), (12, 102957720), (15, 82366176), (16, 77218290), (18, 68638480), (20, 61774632), (24, 51478860), (30, 41183088), (32, 38609145), (36, 34319240), (40, 30887316), (45, 27455392), (48, 25739430), (60, 20591544), (72, 17159620), (80, 15443658), (90, 13727696), (96, 12869715), (120, 10295772), (144, 8579810), (160, 7721829), (180, 6863848), (240, 5147886), (288, 4289905), (360, 3431924), (480, 2573943), (720, 1715962), (1440, 857981)]