40320864

素因数分解:

$2^5\times 3^2\times {\mathrm{191}}^1\times {\mathrm{733}}^1$

素因数の和:940

約数の個数: 72

約数和(自身を含む): 115420032

約数和(自身を除く): 75099168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 191, 288, 382, 573, 733, 764, 1146, 1466, 1528, 1719, 2199, 2292, 2932, 3056, 3438, 4398, 4584, 5864, 6112, 6597, 6876, 8796, 9168, 11728, 13194, 13752, 17592, 18336, 23456, 26388, 27504, 35184, 52776, 55008, 70368, 105552, 140003, 211104, 280006, 420009, 560012, 840018, 1120024, 1260027, 1680036, 2240048, 2520054, 3360072, 4480096, 5040108, 6720144, 10080216, 13440288, 20160432, 40320864]

約数ペア:

[(1, 40320864), (2, 20160432), (3, 13440288), (4, 10080216), (6, 6720144), (8, 5040108), (9, 4480096), (12, 3360072), (16, 2520054), (18, 2240048), (24, 1680036), (32, 1260027), (36, 1120024), (48, 840018), (72, 560012), (96, 420009), (144, 280006), (191, 211104), (288, 140003), (382, 105552), (573, 70368), (733, 55008), (764, 52776), (1146, 35184), (1466, 27504), (1528, 26388), (1719, 23456), (2199, 18336), (2292, 17592), (2932, 13752), (3056, 13194), (3438, 11728), (4398, 9168), (4584, 8796), (5864, 6876), (6112, 6597)]