17949204540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{669247}}^1$

素因数の和:669411

約数の個数: 72

約数和(自身を含む): 54811411200

約数和(自身を除く): 36862206660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 26820, 669247, 1338494, 2007741, 2676988, 3346235, 4015482, 6023223, 6692470, 8030964, 10038705, 12046446, 13384940, 20077410, 24092892, 30116115, 40154820, 60232230, 99717803, 120464460, 199435606, 299153409, 398871212, 498589015, 598306818, 897460227, 997178030, 1196613636, 1495767045, 1794920454, 1994356060, 2991534090, 3589840908, 4487301135, 5983068180, 8974602270, 17949204540]

約数ペア:

[(1, 17949204540), (2, 8974602270), (3, 5983068180), (4, 4487301135), (5, 3589840908), (6, 2991534090), (9, 1994356060), (10, 1794920454), (12, 1495767045), (15, 1196613636), (18, 997178030), (20, 897460227), (30, 598306818), (36, 498589015), (45, 398871212), (60, 299153409), (90, 199435606), (149, 120464460), (180, 99717803), (298, 60232230), (447, 40154820), (596, 30116115), (745, 24092892), (894, 20077410), (1341, 13384940), (1490, 12046446), (1788, 10038705), (2235, 8030964), (2682, 6692470), (2980, 6023223), (4470, 4015482), (5364, 3346235), (6705, 2676988), (8940, 2007741), (13410, 1338494), (26820, 669247)]