27297920

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 74798640

約数和(自身を除く): 47500720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 128, 130, 136, 160, 170, 193, 208, 221, 260, 272, 320, 340, 386, 416, 442, 520, 544, 640, 680, 772, 832, 884, 965, 1040, 1088, 1105, 1360, 1544, 1664, 1768, 1930, 2080, 2176, 2210, 2509, 2720, 3088, 3281, 3536, 3860, 4160, 4420, 5018, 5440, 6176, 6562, 7072, 7720, 8320, 8840, 10036, 10880, 12352, 12545, 13124, 14144, 15440, 16405, 17680, 20072, 24704, 25090, 26248, 28288, 30880, 32810, 35360, 40144, 42653, 50180, 52496, 61760, 65620, 70720, 80288, 85306, 100360, 104992, 123520, 131240, 141440, 160576, 170612, 200720, 209984, 213265, 262480, 321152, 341224, 401440, 419968, 426530, 524960, 682448, 802880, 853060, 1049920, 1364896, 1605760, 1706120, 2099840, 2729792, 3412240, 5459584, 6824480, 13648960, 27297920]

約数ペア:

[(1, 27297920), (2, 13648960), (4, 6824480), (5, 5459584), (8, 3412240), (10, 2729792), (13, 2099840), (16, 1706120), (17, 1605760), (20, 1364896), (26, 1049920), (32, 853060), (34, 802880), (40, 682448), (52, 524960), (64, 426530), (65, 419968), (68, 401440), (80, 341224), (85, 321152), (104, 262480), (128, 213265), (130, 209984), (136, 200720), (160, 170612), (170, 160576), (193, 141440), (208, 131240), (221, 123520), (260, 104992), (272, 100360), (320, 85306), (340, 80288), (386, 70720), (416, 65620), (442, 61760), (520, 52496), (544, 50180), (640, 42653), (680, 40144), (772, 35360), (832, 32810), (884, 30880), (965, 28288), (1040, 26248), (1088, 25090), (1105, 24704), (1360, 20072), (1544, 17680), (1664, 16405), (1768, 15440), (1930, 14144), (2080, 13124), (2176, 12545), (2210, 12352), (2509, 10880), (2720, 10036), (3088, 8840), (3281, 8320), (3536, 7720), (3860, 7072), (4160, 6562), (4420, 6176), (5018, 5440)]