218713060

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5783}}^1$

素因数の和:5884

約数の個数: 48

約数和(自身を含む): 481969152

約数和(自身を除く): 263256092

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 305, 310, 610, 620, 1220, 1891, 3782, 5783, 7564, 9455, 11566, 18910, 23132, 28915, 37820, 57830, 115660, 179273, 352763, 358546, 705526, 717092, 896365, 1411052, 1763815, 1792730, 3527630, 3585460, 7055260, 10935653, 21871306, 43742612, 54678265, 109356530, 218713060]

約数ペア:

[(1, 218713060), (2, 109356530), (4, 54678265), (5, 43742612), (10, 21871306), (20, 10935653), (31, 7055260), (61, 3585460), (62, 3527630), (122, 1792730), (124, 1763815), (155, 1411052), (244, 896365), (305, 717092), (310, 705526), (610, 358546), (620, 352763), (1220, 179273), (1891, 115660), (3782, 57830), (5783, 37820), (7564, 28915), (9455, 23132), (11566, 18910)]