61889280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{227}}^1$

素因数の和:322

約数の個数: 144

約数和(自身を含む): 201325824

約数和(自身を除く): 139436544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 71, 80, 96, 120, 128, 142, 160, 192, 213, 227, 240, 256, 284, 320, 355, 384, 426, 454, 480, 568, 640, 681, 710, 768, 852, 908, 960, 1065, 1135, 1136, 1280, 1362, 1420, 1704, 1816, 1920, 2130, 2270, 2272, 2724, 2840, 3405, 3408, 3632, 3840, 4260, 4540, 4544, 5448, 5680, 6810, 6816, 7264, 8520, 9080, 9088, 10896, 11360, 13620, 13632, 14528, 16117, 17040, 18160, 18176, 21792, 22720, 27240, 27264, 29056, 32234, 34080, 36320, 43584, 45440, 48351, 54480, 54528, 58112, 64468, 68160, 72640, 80585, 87168, 90880, 96702, 108960, 128936, 136320, 145280, 161170, 174336, 193404, 217920, 241755, 257872, 272640, 290560, 322340, 386808, 435840, 483510, 515744, 644680, 773616, 871680, 967020, 1031488, 1289360, 1547232, 1934040, 2062976, 2578720, 3094464, 3868080, 4125952, 5157440, 6188928, 7736160, 10314880, 12377856, 15472320, 20629760, 30944640, 61889280]

約数ペア:

[(1, 61889280), (2, 30944640), (3, 20629760), (4, 15472320), (5, 12377856), (6, 10314880), (8, 7736160), (10, 6188928), (12, 5157440), (15, 4125952), (16, 3868080), (20, 3094464), (24, 2578720), (30, 2062976), (32, 1934040), (40, 1547232), (48, 1289360), (60, 1031488), (64, 967020), (71, 871680), (80, 773616), (96, 644680), (120, 515744), (128, 483510), (142, 435840), (160, 386808), (192, 322340), (213, 290560), (227, 272640), (240, 257872), (256, 241755), (284, 217920), (320, 193404), (355, 174336), (384, 161170), (426, 145280), (454, 136320), (480, 128936), (568, 108960), (640, 96702), (681, 90880), (710, 87168), (768, 80585), (852, 72640), (908, 68160), (960, 64468), (1065, 58112), (1135, 54528), (1136, 54480), (1280, 48351), (1362, 45440), (1420, 43584), (1704, 36320), (1816, 34080), (1920, 32234), (2130, 29056), (2270, 27264), (2272, 27240), (2724, 22720), (2840, 21792), (3405, 18176), (3408, 18160), (3632, 17040), (3840, 16117), (4260, 14528), (4540, 13632), (4544, 13620), (5448, 11360), (5680, 10896), (6810, 9088), (6816, 9080), (7264, 8520)]