209476920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{56311}}^1$

素因数の和:56356

約数の個数: 64

約数和(自身を含む): 648714240

約数和(自身を除く): 439237320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 56311, 112622, 168933, 225244, 281555, 337866, 450488, 563110, 675732, 844665, 1126220, 1351464, 1689330, 1745641, 2252440, 3378660, 3491282, 5236923, 6757320, 6982564, 8728205, 10473846, 13965128, 17456410, 20947692, 26184615, 34912820, 41895384, 52369230, 69825640, 104738460, 209476920]

約数ペア:

[(1, 209476920), (2, 104738460), (3, 69825640), (4, 52369230), (5, 41895384), (6, 34912820), (8, 26184615), (10, 20947692), (12, 17456410), (15, 13965128), (20, 10473846), (24, 8728205), (30, 6982564), (31, 6757320), (40, 5236923), (60, 3491282), (62, 3378660), (93, 2252440), (120, 1745641), (124, 1689330), (155, 1351464), (186, 1126220), (248, 844665), (310, 675732), (372, 563110), (465, 450488), (620, 337866), (744, 281555), (930, 225244), (1240, 168933), (1860, 112622), (3720, 56311)]