78339840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{887}}^1$

素因数の和:934

約数の個数: 144

約数和(自身を含む): 261370368

約数和(自身を除く): 183030528

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 128, 138, 160, 184, 192, 230, 240, 256, 276, 320, 345, 368, 384, 460, 480, 552, 640, 690, 736, 768, 887, 920, 960, 1104, 1280, 1380, 1472, 1774, 1840, 1920, 2208, 2661, 2760, 2944, 3548, 3680, 3840, 4416, 4435, 5322, 5520, 5888, 7096, 7360, 8832, 8870, 10644, 11040, 13305, 14192, 14720, 17664, 17740, 20401, 21288, 22080, 26610, 28384, 29440, 35480, 40802, 42576, 44160, 53220, 56768, 61203, 70960, 81604, 85152, 88320, 102005, 106440, 113536, 122406, 141920, 163208, 170304, 204010, 212880, 227072, 244812, 283840, 306015, 326416, 340608, 408020, 425760, 489624, 567680, 612030, 652832, 681216, 816040, 851520, 979248, 1135360, 1224060, 1305664, 1632080, 1703040, 1958496, 2448120, 2611328, 3264160, 3406080, 3916992, 4896240, 5222656, 6528320, 7833984, 9792480, 13056640, 15667968, 19584960, 26113280, 39169920, 78339840]

約数ペア:

[(1, 78339840), (2, 39169920), (3, 26113280), (4, 19584960), (5, 15667968), (6, 13056640), (8, 9792480), (10, 7833984), (12, 6528320), (15, 5222656), (16, 4896240), (20, 3916992), (23, 3406080), (24, 3264160), (30, 2611328), (32, 2448120), (40, 1958496), (46, 1703040), (48, 1632080), (60, 1305664), (64, 1224060), (69, 1135360), (80, 979248), (92, 851520), (96, 816040), (115, 681216), (120, 652832), (128, 612030), (138, 567680), (160, 489624), (184, 425760), (192, 408020), (230, 340608), (240, 326416), (256, 306015), (276, 283840), (320, 244812), (345, 227072), (368, 212880), (384, 204010), (460, 170304), (480, 163208), (552, 141920), (640, 122406), (690, 113536), (736, 106440), (768, 102005), (887, 88320), (920, 85152), (960, 81604), (1104, 70960), (1280, 61203), (1380, 56768), (1472, 53220), (1774, 44160), (1840, 42576), (1920, 40802), (2208, 35480), (2661, 29440), (2760, 28384), (2944, 26610), (3548, 22080), (3680, 21288), (3840, 20401), (4416, 17740), (4435, 17664), (5322, 14720), (5520, 14192), (5888, 13305), (7096, 11040), (7360, 10644), (8832, 8870)]