728641104

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{660001}}^1$

素因数の和:660035

約数の個数: 40

約数和(自身を含む): 1964165952

約数和(自身を除く): 1235524848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 660001, 1320002, 1980003, 2640004, 3960006, 5280008, 7920012, 10560016, 15180023, 15840024, 30360046, 31680048, 45540069, 60720092, 91080138, 121440184, 182160276, 242880368, 364320552, 728641104]

約数ペア:

[(1, 728641104), (2, 364320552), (3, 242880368), (4, 182160276), (6, 121440184), (8, 91080138), (12, 60720092), (16, 45540069), (23, 31680048), (24, 30360046), (46, 15840024), (48, 15180023), (69, 10560016), (92, 7920012), (138, 5280008), (184, 3960006), (276, 2640004), (368, 1980003), (552, 1320002), (1104, 660001)]