389913840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{541547}}^1$

素因数の和:541566

約数の個数: 60

約数和(自身を含む): 1309463064

約数和(自身を除く): 919549224

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, 541547, 1083094, 1624641, 2166188, 2707735, 3249282, 4332376, 4873923, 5415470, 6498564, 8123205, 8664752, 9747846, 10830940, 12997128, 16246410, 19495692, 21661880, 24369615, 25994256, 32492820, 38991384, 43323760, 48739230, 64985640, 77982768, 97478460, 129971280, 194956920, 389913840]

約数ペア:

[(1, 389913840), (2, 194956920), (3, 129971280), (4, 97478460), (5, 77982768), (6, 64985640), (8, 48739230), (9, 43323760), (10, 38991384), (12, 32492820), (15, 25994256), (16, 24369615), (18, 21661880), (20, 19495692), (24, 16246410), (30, 12997128), (36, 10830940), (40, 9747846), (45, 8664752), (48, 8123205), (60, 6498564), (72, 5415470), (80, 4873923), (90, 4332376), (120, 3249282), (144, 2707735), (180, 2166188), (240, 1624641), (360, 1083094), (720, 541547)]