388568340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{239857}}^1$

素因数の和:239878

約数の個数: 60

約数和(自身を含む): 1218958356

約数和(自身を除く): 830390016

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 239857, 479714, 719571, 959428, 1199285, 1439142, 2158713, 2398570, 2878284, 3597855, 4317426, 4797140, 6476139, 7195710, 8634852, 10793565, 12952278, 14391420, 19428417, 21587130, 25904556, 32380695, 38856834, 43174260, 64761390, 77713668, 97142085, 129522780, 194284170, 388568340]

約数ペア:

[(1, 388568340), (2, 194284170), (3, 129522780), (4, 97142085), (5, 77713668), (6, 64761390), (9, 43174260), (10, 38856834), (12, 32380695), (15, 25904556), (18, 21587130), (20, 19428417), (27, 14391420), (30, 12952278), (36, 10793565), (45, 8634852), (54, 7195710), (60, 6476139), (81, 4797140), (90, 4317426), (108, 3597855), (135, 2878284), (162, 2398570), (180, 2158713), (270, 1439142), (324, 1199285), (405, 959428), (540, 719571), (810, 479714), (1620, 239857)]