845498480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19181}}^1$

素因数の和:19242

約数の個数: 80

約数和(自身を含む): 2140711200

約数和(自身を除く): 1295212720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 58, 76, 80, 95, 116, 145, 152, 190, 232, 290, 304, 380, 464, 551, 580, 760, 1102, 1160, 1520, 2204, 2320, 2755, 4408, 5510, 8816, 11020, 19181, 22040, 38362, 44080, 76724, 95905, 153448, 191810, 306896, 364439, 383620, 556249, 728878, 767240, 1112498, 1457756, 1534480, 1822195, 2224996, 2781245, 2915512, 3644390, 4449992, 5562490, 5831024, 7288780, 8899984, 10568731, 11124980, 14577560, 21137462, 22249960, 29155120, 42274924, 44499920, 52843655, 84549848, 105687310, 169099696, 211374620, 422749240, 845498480]

約数ペア:

[(1, 845498480), (2, 422749240), (4, 211374620), (5, 169099696), (8, 105687310), (10, 84549848), (16, 52843655), (19, 44499920), (20, 42274924), (29, 29155120), (38, 22249960), (40, 21137462), (58, 14577560), (76, 11124980), (80, 10568731), (95, 8899984), (116, 7288780), (145, 5831024), (152, 5562490), (190, 4449992), (232, 3644390), (290, 2915512), (304, 2781245), (380, 2224996), (464, 1822195), (551, 1534480), (580, 1457756), (760, 1112498), (1102, 767240), (1160, 728878), (1520, 556249), (2204, 383620), (2320, 364439), (2755, 306896), (4408, 191810), (5510, 153448), (8816, 95905), (11020, 76724), (19181, 44080), (22040, 38362)]