407029280

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{193}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 144

約数和(自身を含む): 1128579480

約数和(自身を除く): 721550200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 193, 196, 224, 245, 269, 280, 386, 392, 490, 538, 560, 772, 784, 965, 980, 1076, 1120, 1345, 1351, 1544, 1568, 1883, 1930, 1960, 2152, 2690, 2702, 3088, 3766, 3860, 3920, 4304, 5380, 5404, 6176, 6755, 7532, 7720, 7840, 8608, 9415, 9457, 10760, 10808, 13181, 13510, 15064, 15440, 18830, 18914, 21520, 21616, 26362, 27020, 30128, 30880, 37660, 37828, 43040, 43232, 47285, 51917, 52724, 54040, 60256, 65905, 75320, 75656, 94570, 103834, 105448, 108080, 131810, 150640, 151312, 189140, 207668, 210896, 216160, 259585, 263620, 301280, 302624, 363419, 378280, 415336, 421792, 519170, 527240, 726838, 756560, 830672, 1038340, 1054480, 1453676, 1513120, 1661344, 1817095, 2076680, 2108960, 2543933, 2907352, 3634190, 4153360, 5087866, 5814704, 7268380, 8306720, 10175732, 11629408, 12719665, 14536760, 20351464, 25439330, 29073520, 40702928, 50878660, 58147040, 81405856, 101757320, 203514640, 407029280]

約数ペア:

[(1, 407029280), (2, 203514640), (4, 101757320), (5, 81405856), (7, 58147040), (8, 50878660), (10, 40702928), (14, 29073520), (16, 25439330), (20, 20351464), (28, 14536760), (32, 12719665), (35, 11629408), (40, 10175732), (49, 8306720), (56, 7268380), (70, 5814704), (80, 5087866), (98, 4153360), (112, 3634190), (140, 2907352), (160, 2543933), (193, 2108960), (196, 2076680), (224, 1817095), (245, 1661344), (269, 1513120), (280, 1453676), (386, 1054480), (392, 1038340), (490, 830672), (538, 756560), (560, 726838), (772, 527240), (784, 519170), (965, 421792), (980, 415336), (1076, 378280), (1120, 363419), (1345, 302624), (1351, 301280), (1544, 263620), (1568, 259585), (1883, 216160), (1930, 210896), (1960, 207668), (2152, 189140), (2690, 151312), (2702, 150640), (3088, 131810), (3766, 108080), (3860, 105448), (3920, 103834), (4304, 94570), (5380, 75656), (5404, 75320), (6176, 65905), (6755, 60256), (7532, 54040), (7720, 52724), (7840, 51917), (8608, 47285), (9415, 43232), (9457, 43040), (10760, 37828), (10808, 37660), (13181, 30880), (13510, 30128), (15064, 27020), (15440, 26362), (18830, 21616), (18914, 21520)]