726641240

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{45077}}^1$

素因数の和:45132

約数の個数: 64

約数和(自身を含む): 1817544960

約数和(自身を除く): 1090903720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 45077, 90154, 180308, 225385, 360616, 450770, 586001, 901540, 1172002, 1397387, 1803080, 2344004, 2794774, 2930005, 4688008, 5589548, 5860010, 6986935, 11179096, 11720020, 13973870, 18166031, 23440040, 27947740, 36332062, 55895480, 72664124, 90830155, 145328248, 181660310, 363320620, 726641240]

約数ペア:

[(1, 726641240), (2, 363320620), (4, 181660310), (5, 145328248), (8, 90830155), (10, 72664124), (13, 55895480), (20, 36332062), (26, 27947740), (31, 23440040), (40, 18166031), (52, 13973870), (62, 11720020), (65, 11179096), (104, 6986935), (124, 5860010), (130, 5589548), (155, 4688008), (248, 2930005), (260, 2794774), (310, 2344004), (403, 1803080), (520, 1397387), (620, 1172002), (806, 901540), (1240, 586001), (1612, 450770), (2015, 360616), (3224, 225385), (4030, 180308), (8060, 90154), (16120, 45077)]