189502020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{4003}}^1$

素因数の和:4281

約数の個数: 72

約数和(自身を含む): 577152576

約数和(自身を除く): 387650556

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4003, 4734, 5260, 7890, 8006, 9468, 11835, 12009, 15780, 16012, 20015, 23670, 24018, 36027, 40030, 47340, 48036, 60045, 72054, 80060, 120090, 144108, 180135, 240180, 360270, 720540, 1052789, 2105578, 3158367, 4211156, 5263945, 6316734, 9475101, 10527890, 12633468, 15791835, 18950202, 21055780, 31583670, 37900404, 47375505, 63167340, 94751010, 189502020]

約数ペア:

[(1, 189502020), (2, 94751010), (3, 63167340), (4, 47375505), (5, 37900404), (6, 31583670), (9, 21055780), (10, 18950202), (12, 15791835), (15, 12633468), (18, 10527890), (20, 9475101), (30, 6316734), (36, 5263945), (45, 4211156), (60, 3158367), (90, 2105578), (180, 1052789), (263, 720540), (526, 360270), (789, 240180), (1052, 180135), (1315, 144108), (1578, 120090), (2367, 80060), (2630, 72054), (3156, 60045), (3945, 48036), (4003, 47340), (4734, 40030), (5260, 36027), (7890, 24018), (8006, 23670), (9468, 20015), (11835, 16012), (12009, 15780)]