309539640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1229

約数の個数: 128

約数和(自身を含む): 986112000

約数和(自身を除く): 676572360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 127, 152, 190, 228, 254, 285, 380, 381, 456, 508, 570, 635, 760, 762, 1016, 1069, 1140, 1270, 1524, 1905, 2138, 2280, 2413, 2540, 3048, 3207, 3810, 4276, 4826, 5080, 5345, 6414, 7239, 7620, 8552, 9652, 10690, 12065, 12828, 14478, 15240, 16035, 19304, 20311, 21380, 24130, 25656, 28956, 32070, 36195, 40622, 42760, 48260, 57912, 60933, 64140, 72390, 81244, 96520, 101555, 121866, 128280, 135763, 144780, 162488, 203110, 243732, 271526, 289560, 304665, 406220, 407289, 487464, 543052, 609330, 678815, 812440, 814578, 1086104, 1218660, 1357630, 1629156, 2036445, 2437320, 2579497, 2715260, 3258312, 4072890, 5158994, 5430520, 7738491, 8145780, 10317988, 12897485, 15476982, 16291560, 20635976, 25794970, 30953964, 38692455, 51589940, 61907928, 77384910, 103179880, 154769820, 309539640]

約数ペア:

[(1, 309539640), (2, 154769820), (3, 103179880), (4, 77384910), (5, 61907928), (6, 51589940), (8, 38692455), (10, 30953964), (12, 25794970), (15, 20635976), (19, 16291560), (20, 15476982), (24, 12897485), (30, 10317988), (38, 8145780), (40, 7738491), (57, 5430520), (60, 5158994), (76, 4072890), (95, 3258312), (114, 2715260), (120, 2579497), (127, 2437320), (152, 2036445), (190, 1629156), (228, 1357630), (254, 1218660), (285, 1086104), (380, 814578), (381, 812440), (456, 678815), (508, 609330), (570, 543052), (635, 487464), (760, 407289), (762, 406220), (1016, 304665), (1069, 289560), (1140, 271526), (1270, 243732), (1524, 203110), (1905, 162488), (2138, 144780), (2280, 135763), (2413, 128280), (2540, 121866), (3048, 101555), (3207, 96520), (3810, 81244), (4276, 72390), (4826, 64140), (5080, 60933), (5345, 57912), (6414, 48260), (7239, 42760), (7620, 40622), (8552, 36195), (9652, 32070), (10690, 28956), (12065, 25656), (12828, 24130), (14478, 21380), (15240, 20311), (16035, 19304)]