320881248

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:457

約数の個数: 144

約数和(自身を含む): 952713216

約数和(自身を除く): 631831968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 127, 144, 186, 248, 254, 279, 283, 288, 372, 381, 496, 508, 558, 566, 744, 762, 849, 992, 1016, 1116, 1132, 1143, 1488, 1524, 1698, 2032, 2232, 2264, 2286, 2547, 2976, 3048, 3396, 3937, 4064, 4464, 4528, 4572, 5094, 6096, 6792, 7874, 8773, 8928, 9056, 9144, 10188, 11811, 12192, 13584, 15748, 17546, 18288, 20376, 23622, 26319, 27168, 31496, 35092, 35433, 35941, 36576, 40752, 47244, 52638, 62992, 70184, 70866, 71882, 78957, 81504, 94488, 105276, 107823, 125984, 140368, 141732, 143764, 157914, 188976, 210552, 215646, 280736, 283464, 287528, 315828, 323469, 377952, 421104, 431292, 566928, 575056, 631656, 646938, 842208, 862584, 1114171, 1133856, 1150112, 1263312, 1293876, 1725168, 2228342, 2526624, 2587752, 3342513, 3450336, 4456684, 5175504, 6685026, 8913368, 10027539, 10351008, 13370052, 17826736, 20055078, 26740104, 35653472, 40110156, 53480208, 80220312, 106960416, 160440624, 320881248]

約数ペア:

[(1, 320881248), (2, 160440624), (3, 106960416), (4, 80220312), (6, 53480208), (8, 40110156), (9, 35653472), (12, 26740104), (16, 20055078), (18, 17826736), (24, 13370052), (31, 10351008), (32, 10027539), (36, 8913368), (48, 6685026), (62, 5175504), (72, 4456684), (93, 3450336), (96, 3342513), (124, 2587752), (127, 2526624), (144, 2228342), (186, 1725168), (248, 1293876), (254, 1263312), (279, 1150112), (283, 1133856), (288, 1114171), (372, 862584), (381, 842208), (496, 646938), (508, 631656), (558, 575056), (566, 566928), (744, 431292), (762, 421104), (849, 377952), (992, 323469), (1016, 315828), (1116, 287528), (1132, 283464), (1143, 280736), (1488, 215646), (1524, 210552), (1698, 188976), (2032, 157914), (2232, 143764), (2264, 141732), (2286, 140368), (2547, 125984), (2976, 107823), (3048, 105276), (3396, 94488), (3937, 81504), (4064, 78957), (4464, 71882), (4528, 70866), (4572, 70184), (5094, 62992), (6096, 52638), (6792, 47244), (7874, 40752), (8773, 36576), (8928, 35941), (9056, 35433), (9144, 35092), (10188, 31496), (11811, 27168), (12192, 26319), (13584, 23622), (15748, 20376), (17546, 18288)]