637123440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{20903}}^1$

素因数の和:21046

約数の個数: 80

約数和(自身を含む): 1990729728

約数和(自身を除く): 1353606288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 10160, 15240, 20903, 30480, 41806, 62709, 83612, 104515, 125418, 167224, 209030, 250836, 313545, 334448, 418060, 501672, 627090, 836120, 1003344, 1254180, 1672240, 2508360, 2654681, 5016720, 5309362, 7964043, 10618724, 13273405, 15928086, 21237448, 26546810, 31856172, 39820215, 42474896, 53093620, 63712344, 79640430, 106187240, 127424688, 159280860, 212374480, 318561720, 637123440]

約数ペア:

[(1, 637123440), (2, 318561720), (3, 212374480), (4, 159280860), (5, 127424688), (6, 106187240), (8, 79640430), (10, 63712344), (12, 53093620), (15, 42474896), (16, 39820215), (20, 31856172), (24, 26546810), (30, 21237448), (40, 15928086), (48, 13273405), (60, 10618724), (80, 7964043), (120, 5309362), (127, 5016720), (240, 2654681), (254, 2508360), (381, 1672240), (508, 1254180), (635, 1003344), (762, 836120), (1016, 627090), (1270, 501672), (1524, 418060), (1905, 334448), (2032, 313545), (2540, 250836), (3048, 209030), (3810, 167224), (5080, 125418), (6096, 104515), (7620, 83612), (10160, 62709), (15240, 41806), (20903, 30480)]