171456720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{349}}^1$

素因数の和:477

約数の個数: 160

約数和(自身を含む): 562464000

約数和(自身を除く): 391007280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 89, 92, 115, 120, 138, 178, 184, 230, 240, 267, 276, 345, 349, 356, 368, 445, 460, 534, 552, 690, 698, 712, 890, 920, 1047, 1068, 1104, 1335, 1380, 1396, 1424, 1745, 1780, 1840, 2047, 2094, 2136, 2670, 2760, 2792, 3490, 3560, 4094, 4188, 4272, 5235, 5340, 5520, 5584, 6141, 6980, 7120, 8027, 8188, 8376, 10235, 10470, 10680, 12282, 13960, 16054, 16376, 16752, 20470, 20940, 21360, 24081, 24564, 27920, 30705, 31061, 32108, 32752, 40135, 40940, 41880, 48162, 49128, 61410, 62122, 64216, 80270, 81880, 83760, 93183, 96324, 98256, 120405, 122820, 124244, 128432, 155305, 160540, 163760, 186366, 192648, 240810, 245640, 248488, 310610, 321080, 372732, 385296, 465915, 481620, 491280, 496976, 621220, 642160, 714403, 745464, 931830, 963240, 1242440, 1428806, 1490928, 1863660, 1926480, 2143209, 2484880, 2857612, 3572015, 3727320, 4286418, 5715224, 7144030, 7454640, 8572836, 10716045, 11430448, 14288060, 17145672, 21432090, 28576120, 34291344, 42864180, 57152240, 85728360, 171456720]

約数ペア:

[(1, 171456720), (2, 85728360), (3, 57152240), (4, 42864180), (5, 34291344), (6, 28576120), (8, 21432090), (10, 17145672), (12, 14288060), (15, 11430448), (16, 10716045), (20, 8572836), (23, 7454640), (24, 7144030), (30, 5715224), (40, 4286418), (46, 3727320), (48, 3572015), (60, 2857612), (69, 2484880), (80, 2143209), (89, 1926480), (92, 1863660), (115, 1490928), (120, 1428806), (138, 1242440), (178, 963240), (184, 931830), (230, 745464), (240, 714403), (267, 642160), (276, 621220), (345, 496976), (349, 491280), (356, 481620), (368, 465915), (445, 385296), (460, 372732), (534, 321080), (552, 310610), (690, 248488), (698, 245640), (712, 240810), (890, 192648), (920, 186366), (1047, 163760), (1068, 160540), (1104, 155305), (1335, 128432), (1380, 124244), (1396, 122820), (1424, 120405), (1745, 98256), (1780, 96324), (1840, 93183), (2047, 83760), (2094, 81880), (2136, 80270), (2670, 64216), (2760, 62122), (2792, 61410), (3490, 49128), (3560, 48162), (4094, 41880), (4188, 40940), (4272, 40135), (5235, 32752), (5340, 32108), (5520, 31061), (5584, 30705), (6141, 27920), (6980, 24564), (7120, 24081), (8027, 21360), (8188, 20940), (8376, 20470), (10235, 16752), (10470, 16376), (10680, 16054), (12282, 13960)]