27742020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{67}}^2\times {\mathrm{103}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 79619904

約数和(自身を除く): 51877884

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 67, 103, 134, 201, 206, 268, 309, 335, 402, 412, 515, 618, 670, 804, 1005, 1030, 1236, 1340, 1545, 2010, 2060, 3090, 4020, 4489, 6180, 6901, 8978, 13467, 13802, 17956, 20703, 22445, 26934, 27604, 34505, 41406, 44890, 53868, 67335, 69010, 82812, 89780, 103515, 134670, 138020, 207030, 269340, 414060, 462367, 924734, 1387101, 1849468, 2311835, 2774202, 4623670, 5548404, 6935505, 9247340, 13871010, 27742020]

約数ペア:

[(1, 27742020), (2, 13871010), (3, 9247340), (4, 6935505), (5, 5548404), (6, 4623670), (10, 2774202), (12, 2311835), (15, 1849468), (20, 1387101), (30, 924734), (60, 462367), (67, 414060), (103, 269340), (134, 207030), (201, 138020), (206, 134670), (268, 103515), (309, 89780), (335, 82812), (402, 69010), (412, 67335), (515, 53868), (618, 44890), (670, 41406), (804, 34505), (1005, 27604), (1030, 26934), (1236, 22445), (1340, 20703), (1545, 17956), (2010, 13802), (2060, 13467), (3090, 8978), (4020, 6901), (4489, 6180)]