31388160

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:154

約数の個数: 160

約数和(自身を含む): 103511232

約数和(自身を除く): 72123072

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 67, 80, 96, 120, 122, 128, 134, 160, 183, 192, 201, 240, 244, 256, 268, 305, 320, 335, 366, 384, 402, 480, 488, 512, 536, 610, 640, 670, 732, 768, 804, 915, 960, 976, 1005, 1072, 1220, 1280, 1340, 1464, 1536, 1608, 1830, 1920, 1952, 2010, 2144, 2440, 2560, 2680, 2928, 3216, 3660, 3840, 3904, 4020, 4087, 4288, 4880, 5360, 5856, 6432, 7320, 7680, 7808, 8040, 8174, 8576, 9760, 10720, 11712, 12261, 12864, 14640, 15616, 16080, 16348, 17152, 19520, 20435, 21440, 23424, 24522, 25728, 29280, 31232, 32160, 32696, 34304, 39040, 40870, 42880, 46848, 49044, 51456, 58560, 61305, 64320, 65392, 78080, 81740, 85760, 93696, 98088, 102912, 117120, 122610, 128640, 130784, 156160, 163480, 171520, 196176, 234240, 245220, 257280, 261568, 326960, 392352, 468480, 490440, 514560, 523136, 653920, 784704, 980880, 1046272, 1307840, 1569408, 1961760, 2092544, 2615680, 3138816, 3923520, 5231360, 6277632, 7847040, 10462720, 15694080, 31388160]

約数ペア:

[(1, 31388160), (2, 15694080), (3, 10462720), (4, 7847040), (5, 6277632), (6, 5231360), (8, 3923520), (10, 3138816), (12, 2615680), (15, 2092544), (16, 1961760), (20, 1569408), (24, 1307840), (30, 1046272), (32, 980880), (40, 784704), (48, 653920), (60, 523136), (61, 514560), (64, 490440), (67, 468480), (80, 392352), (96, 326960), (120, 261568), (122, 257280), (128, 245220), (134, 234240), (160, 196176), (183, 171520), (192, 163480), (201, 156160), (240, 130784), (244, 128640), (256, 122610), (268, 117120), (305, 102912), (320, 98088), (335, 93696), (366, 85760), (384, 81740), (402, 78080), (480, 65392), (488, 64320), (512, 61305), (536, 58560), (610, 51456), (640, 49044), (670, 46848), (732, 42880), (768, 40870), (804, 39040), (915, 34304), (960, 32696), (976, 32160), (1005, 31232), (1072, 29280), (1220, 25728), (1280, 24522), (1340, 23424), (1464, 21440), (1536, 20435), (1608, 19520), (1830, 17152), (1920, 16348), (1952, 16080), (2010, 15616), (2144, 14640), (2440, 12864), (2560, 12261), (2680, 11712), (2928, 10720), (3216, 9760), (3660, 8576), (3840, 8174), (3904, 8040), (4020, 7808), (4087, 7680), (4288, 7320), (4880, 6432), (5360, 5856)]