309441080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{25873}}^1$

素因数の和:25920

約数の個数: 64

約数和(自身を含む): 782429760

約数和(自身を除く): 472988680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 184, 230, 260, 299, 460, 520, 598, 920, 1196, 1495, 2392, 2990, 5980, 11960, 25873, 51746, 103492, 129365, 206984, 258730, 336349, 517460, 595079, 672698, 1034920, 1190158, 1345396, 1681745, 2380316, 2690792, 2975395, 3363490, 4760632, 5950790, 6726980, 7736027, 11901580, 13453960, 15472054, 23803160, 30944108, 38680135, 61888216, 77360270, 154720540, 309441080]

約数ペア:

[(1, 309441080), (2, 154720540), (4, 77360270), (5, 61888216), (8, 38680135), (10, 30944108), (13, 23803160), (20, 15472054), (23, 13453960), (26, 11901580), (40, 7736027), (46, 6726980), (52, 5950790), (65, 4760632), (92, 3363490), (104, 2975395), (115, 2690792), (130, 2380316), (184, 1681745), (230, 1345396), (260, 1190158), (299, 1034920), (460, 672698), (520, 595079), (598, 517460), (920, 336349), (1196, 258730), (1495, 206984), (2392, 129365), (2990, 103492), (5980, 51746), (11960, 25873)]