204369014780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{541}}^1\times {\mathrm{385471}}^1$

素因数の和:386035

約数の個数: 72

約数和(自身を含む): 500168422656

約数和(自身を除く): 295799407876

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 541, 980, 1082, 2164, 2705, 3787, 5410, 7574, 10820, 15148, 18935, 26509, 37870, 53018, 75740, 106036, 132545, 265090, 385471, 530180, 770942, 1541884, 1927355, 2698297, 3854710, 5396594, 7709420, 10793188, 13491485, 18888079, 26982970, 37776158, 53965940, 75552316, 94440395, 188880790, 208539811, 377761580, 417079622, 834159244, 1042699055, 1459778677, 2085398110, 2919557354, 4170796220, 5839114708, 7298893385, 10218450739, 14597786770, 20436901478, 29195573540, 40873802956, 51092253695, 102184507390, 204369014780]

約数ペア:

[(1, 204369014780), (2, 102184507390), (4, 51092253695), (5, 40873802956), (7, 29195573540), (10, 20436901478), (14, 14597786770), (20, 10218450739), (28, 7298893385), (35, 5839114708), (49, 4170796220), (70, 2919557354), (98, 2085398110), (140, 1459778677), (196, 1042699055), (245, 834159244), (490, 417079622), (541, 377761580), (980, 208539811), (1082, 188880790), (2164, 94440395), (2705, 75552316), (3787, 53965940), (5410, 37776158), (7574, 26982970), (10820, 18888079), (15148, 13491485), (18935, 10793188), (26509, 7709420), (37870, 5396594), (53018, 3854710), (75740, 2698297), (106036, 1927355), (132545, 1541884), (265090, 770942), (385471, 530180)]