153322280

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2130

約数の個数: 64

約数和(自身を含む): 362119680

約数和(自身を除く): 208797400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 488, 610, 620, 1220, 1240, 1891, 2027, 2440, 3782, 4054, 7564, 8108, 9455, 10135, 15128, 16216, 18910, 20270, 37820, 40540, 62837, 75640, 81080, 123647, 125674, 247294, 251348, 314185, 494588, 502696, 618235, 628370, 989176, 1236470, 1256740, 2472940, 2513480, 3833057, 4945880, 7666114, 15332228, 19165285, 30664456, 38330570, 76661140, 153322280]

約数ペア:

[(1, 153322280), (2, 76661140), (4, 38330570), (5, 30664456), (8, 19165285), (10, 15332228), (20, 7666114), (31, 4945880), (40, 3833057), (61, 2513480), (62, 2472940), (122, 1256740), (124, 1236470), (155, 989176), (244, 628370), (248, 618235), (305, 502696), (310, 494588), (488, 314185), (610, 251348), (620, 247294), (1220, 125674), (1240, 123647), (1891, 81080), (2027, 75640), (2440, 62837), (3782, 40540), (4054, 37820), (7564, 20270), (8108, 18910), (9455, 16216), (10135, 15128)]