166139120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12899}}^1$

素因数の和:12942

約数の個数: 80

約数和(自身を含む): 460684800

約数和(自身を除く): 294545680

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, 6440, 12880, 12899, 25798, 51596, 64495, 90293, 103192, 128990, 180586, 206384, 257980, 296677, 361172, 451465, 515960, 593354, 722344, 902930, 1031920, 1186708, 1444688, 1483385, 1805860, 2076739, 2373416, 2966770, 3611720, 4153478, 4746832, 5933540, 7223440, 8306956, 10383695, 11867080, 16613912, 20767390, 23734160, 33227824, 41534780, 83069560, 166139120]

約数ペア:

[(1, 166139120), (2, 83069560), (4, 41534780), (5, 33227824), (7, 23734160), (8, 20767390), (10, 16613912), (14, 11867080), (16, 10383695), (20, 8306956), (23, 7223440), (28, 5933540), (35, 4746832), (40, 4153478), (46, 3611720), (56, 2966770), (70, 2373416), (80, 2076739), (92, 1805860), (112, 1483385), (115, 1444688), (140, 1186708), (161, 1031920), (184, 902930), (230, 722344), (280, 593354), (322, 515960), (368, 451465), (460, 361172), (560, 296677), (644, 257980), (805, 206384), (920, 180586), (1288, 128990), (1610, 103192), (1840, 90293), (2576, 64495), (3220, 51596), (6440, 25798), (12880, 12899)]