72708090

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26633}}^1$

素因数の和:26663

約数の個数: 64

約数和(自身を含む): 214776576

約数和(自身を除く): 142068486

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 26633, 53266, 79899, 133165, 159798, 186431, 266330, 346229, 372862, 399495, 559293, 692458, 798990, 932155, 1038687, 1118586, 1731145, 1864310, 2077374, 2423603, 2796465, 3462290, 4847206, 5193435, 5592930, 7270809, 10386870, 12118015, 14541618, 24236030, 36354045, 72708090]

約数ペア:

[(1, 72708090), (2, 36354045), (3, 24236030), (5, 14541618), (6, 12118015), (7, 10386870), (10, 7270809), (13, 5592930), (14, 5193435), (15, 4847206), (21, 3462290), (26, 2796465), (30, 2423603), (35, 2077374), (39, 1864310), (42, 1731145), (65, 1118586), (70, 1038687), (78, 932155), (91, 798990), (105, 692458), (130, 559293), (182, 399495), (195, 372862), (210, 346229), (273, 266330), (390, 186431), (455, 159798), (546, 133165), (910, 79899), (1365, 53266), (2730, 26633)]