217877970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1777}}^1$

素因数の和:1915

約数の個数: 64

約数和(自身を含む): 539715456

約数和(自身を除く): 321837486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 67, 122, 134, 183, 201, 305, 335, 366, 402, 610, 670, 915, 1005, 1777, 1830, 2010, 3554, 4087, 5331, 8174, 8885, 10662, 12261, 17770, 20435, 24522, 26655, 40870, 53310, 61305, 108397, 119059, 122610, 216794, 238118, 325191, 357177, 541985, 595295, 650382, 714354, 1083970, 1190590, 1625955, 1785885, 3251910, 3571770, 7262599, 14525198, 21787797, 36312995, 43575594, 72625990, 108938985, 217877970]

約数ペア:

[(1, 217877970), (2, 108938985), (3, 72625990), (5, 43575594), (6, 36312995), (10, 21787797), (15, 14525198), (30, 7262599), (61, 3571770), (67, 3251910), (122, 1785885), (134, 1625955), (183, 1190590), (201, 1083970), (305, 714354), (335, 650382), (366, 595295), (402, 541985), (610, 357177), (670, 325191), (915, 238118), (1005, 216794), (1777, 122610), (1830, 119059), (2010, 108397), (3554, 61305), (4087, 53310), (5331, 40870), (8174, 26655), (8885, 24522), (10662, 20435), (12261, 17770)]