199431160

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{907}}^1$

素因数の和:1180

約数の個数: 64

約数和(自身を含む): 470707200

約数和(自身を除く): 271276040

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 239, 460, 478, 907, 920, 956, 1195, 1814, 1912, 2390, 3628, 4535, 4780, 5497, 7256, 9070, 9560, 10994, 18140, 20861, 21988, 27485, 36280, 41722, 43976, 54970, 83444, 104305, 109940, 166888, 208610, 216773, 219880, 417220, 433546, 834440, 867092, 1083865, 1734184, 2167730, 4335460, 4985779, 8670920, 9971558, 19943116, 24928895, 39886232, 49857790, 99715580, 199431160]

約数ペア:

[(1, 199431160), (2, 99715580), (4, 49857790), (5, 39886232), (8, 24928895), (10, 19943116), (20, 9971558), (23, 8670920), (40, 4985779), (46, 4335460), (92, 2167730), (115, 1734184), (184, 1083865), (230, 867092), (239, 834440), (460, 433546), (478, 417220), (907, 219880), (920, 216773), (956, 208610), (1195, 166888), (1814, 109940), (1912, 104305), (2390, 83444), (3628, 54970), (4535, 43976), (4780, 41722), (5497, 36280), (7256, 27485), (9070, 21988), (9560, 20861), (10994, 18140)]