1260952020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{40493}}^1$

素因数の和:40681

約数の個数: 72

約数和(自身を含む): 3847091976

約数和(自身を除く): 2586139956

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 173, 180, 346, 519, 692, 865, 1038, 1557, 1730, 2076, 2595, 3114, 3460, 5190, 6228, 7785, 10380, 15570, 31140, 40493, 80986, 121479, 161972, 202465, 242958, 364437, 404930, 485916, 607395, 728874, 809860, 1214790, 1457748, 1822185, 2429580, 3644370, 7005289, 7288740, 14010578, 21015867, 28021156, 35026445, 42031734, 63047601, 70052890, 84063468, 105079335, 126095202, 140105780, 210158670, 252190404, 315238005, 420317340, 630476010, 1260952020]

約数ペア:

[(1, 1260952020), (2, 630476010), (3, 420317340), (4, 315238005), (5, 252190404), (6, 210158670), (9, 140105780), (10, 126095202), (12, 105079335), (15, 84063468), (18, 70052890), (20, 63047601), (30, 42031734), (36, 35026445), (45, 28021156), (60, 21015867), (90, 14010578), (173, 7288740), (180, 7005289), (346, 3644370), (519, 2429580), (692, 1822185), (865, 1457748), (1038, 1214790), (1557, 809860), (1730, 728874), (2076, 607395), (2595, 485916), (3114, 404930), (3460, 364437), (5190, 242958), (6228, 202465), (7785, 161972), (10380, 121479), (15570, 80986), (31140, 40493)]