42491120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3299}}^1$

素因数の和:3342

約数の個数: 80

約数和(自身を含む): 117849600

約数和(自身を除く): 75358480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 3299, 6440, 6598, 12880, 13196, 16495, 23093, 26392, 32990, 46186, 52784, 65980, 75877, 92372, 115465, 131960, 151754, 184744, 230930, 263920, 303508, 369488, 379385, 461860, 531139, 607016, 758770, 923720, 1062278, 1214032, 1517540, 1847440, 2124556, 2655695, 3035080, 4249112, 5311390, 6070160, 8498224, 10622780, 21245560, 42491120]

約数ペア:

[(1, 42491120), (2, 21245560), (4, 10622780), (5, 8498224), (7, 6070160), (8, 5311390), (10, 4249112), (14, 3035080), (16, 2655695), (20, 2124556), (23, 1847440), (28, 1517540), (35, 1214032), (40, 1062278), (46, 923720), (56, 758770), (70, 607016), (80, 531139), (92, 461860), (112, 379385), (115, 369488), (140, 303508), (161, 263920), (184, 230930), (230, 184744), (280, 151754), (322, 131960), (368, 115465), (460, 92372), (560, 75877), (644, 65980), (805, 52784), (920, 46186), (1288, 32990), (1610, 26392), (1840, 23093), (2576, 16495), (3220, 13196), (3299, 12880), (6440, 6598)]