77746320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107981}}^1$

素因数の和:108000

約数の個数: 60

約数和(自身を含む): 261100476

約数和(自身を除く): 183354156

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 107981, 215962, 323943, 431924, 539905, 647886, 863848, 971829, 1079810, 1295772, 1619715, 1727696, 1943658, 2159620, 2591544, 3239430, 3887316, 4319240, 4859145, 5183088, 6478860, 7774632, 8638480, 9718290, 12957720, 15549264, 19436580, 25915440, 38873160, 77746320]

約数ペア:

[(1, 77746320), (2, 38873160), (3, 25915440), (4, 19436580), (5, 15549264), (6, 12957720), (8, 9718290), (9, 8638480), (10, 7774632), (12, 6478860), (15, 5183088), (16, 4859145), (18, 4319240), (20, 3887316), (24, 3239430), (30, 2591544), (36, 2159620), (40, 1943658), (45, 1727696), (48, 1619715), (60, 1295772), (72, 1079810), (80, 971829), (90, 863848), (120, 647886), (144, 539905), (180, 431924), (240, 323943), (360, 215962), (720, 107981)]