328649568

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:517

約数の個数: 144

約数和(自身を含む): 956261376

約数和(自身を除く): 627611808

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 47, 48, 52, 78, 94, 96, 104, 141, 156, 169, 188, 208, 282, 312, 338, 376, 416, 431, 507, 564, 611, 624, 676, 752, 862, 1014, 1128, 1222, 1248, 1293, 1352, 1504, 1724, 1833, 2028, 2256, 2444, 2586, 2704, 3448, 3666, 4056, 4512, 4888, 5172, 5408, 5603, 6896, 7332, 7943, 8112, 9776, 10344, 11206, 13792, 14664, 15886, 16224, 16809, 19552, 20257, 20688, 22412, 23829, 29328, 31772, 33618, 40514, 41376, 44824, 47658, 58656, 60771, 63544, 67236, 72839, 81028, 89648, 95316, 121542, 127088, 134472, 145678, 162056, 179296, 190632, 218517, 243084, 254176, 263341, 268944, 291356, 324112, 381264, 437034, 486168, 526682, 537888, 582712, 648224, 762528, 790023, 874068, 972336, 1053364, 1165424, 1580046, 1748136, 1944672, 2106728, 2330848, 3160092, 3423433, 3496272, 4213456, 6320184, 6846866, 6992544, 8426912, 10270299, 12640368, 13693732, 20540598, 25280736, 27387464, 41081196, 54774928, 82162392, 109549856, 164324784, 328649568]

約数ペア:

[(1, 328649568), (2, 164324784), (3, 109549856), (4, 82162392), (6, 54774928), (8, 41081196), (12, 27387464), (13, 25280736), (16, 20540598), (24, 13693732), (26, 12640368), (32, 10270299), (39, 8426912), (47, 6992544), (48, 6846866), (52, 6320184), (78, 4213456), (94, 3496272), (96, 3423433), (104, 3160092), (141, 2330848), (156, 2106728), (169, 1944672), (188, 1748136), (208, 1580046), (282, 1165424), (312, 1053364), (338, 972336), (376, 874068), (416, 790023), (431, 762528), (507, 648224), (564, 582712), (611, 537888), (624, 526682), (676, 486168), (752, 437034), (862, 381264), (1014, 324112), (1128, 291356), (1222, 268944), (1248, 263341), (1293, 254176), (1352, 243084), (1504, 218517), (1724, 190632), (1833, 179296), (2028, 162056), (2256, 145678), (2444, 134472), (2586, 127088), (2704, 121542), (3448, 95316), (3666, 89648), (4056, 81028), (4512, 72839), (4888, 67236), (5172, 63544), (5408, 60771), (5603, 58656), (6896, 47658), (7332, 44824), (7943, 41376), (8112, 40514), (9776, 33618), (10344, 31772), (11206, 29328), (13792, 23829), (14664, 22412), (15886, 20688), (16224, 20257), (16809, 19552)]