161768660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:357

約数の個数: 96

約数和(自身を含む): 379330560

約数和(自身を除く): 217561900

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 46, 76, 83, 92, 95, 115, 166, 190, 223, 230, 332, 380, 415, 437, 446, 460, 830, 874, 892, 1115, 1577, 1660, 1748, 1909, 2185, 2230, 3154, 3818, 4237, 4370, 4460, 5129, 6308, 7636, 7885, 8474, 8740, 9545, 10258, 15770, 16948, 18509, 19090, 20516, 21185, 25645, 31540, 36271, 37018, 38180, 42370, 51290, 72542, 74036, 84740, 92545, 97451, 102580, 145084, 181355, 185090, 194902, 351671, 362710, 370180, 389804, 425707, 487255, 703342, 725420, 851414, 974510, 1406684, 1702828, 1758355, 1949020, 2128535, 3516710, 4257070, 7033420, 8088433, 8514140, 16176866, 32353732, 40442165, 80884330, 161768660]

約数ペア:

[(1, 161768660), (2, 80884330), (4, 40442165), (5, 32353732), (10, 16176866), (19, 8514140), (20, 8088433), (23, 7033420), (38, 4257070), (46, 3516710), (76, 2128535), (83, 1949020), (92, 1758355), (95, 1702828), (115, 1406684), (166, 974510), (190, 851414), (223, 725420), (230, 703342), (332, 487255), (380, 425707), (415, 389804), (437, 370180), (446, 362710), (460, 351671), (830, 194902), (874, 185090), (892, 181355), (1115, 145084), (1577, 102580), (1660, 97451), (1748, 92545), (1909, 84740), (2185, 74036), (2230, 72542), (3154, 51290), (3818, 42370), (4237, 38180), (4370, 37018), (4460, 36271), (5129, 31540), (6308, 25645), (7636, 21185), (7885, 20516), (8474, 19090), (8740, 18509), (9545, 16948), (10258, 15770)]