78227940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{9803}}^1$

素因数の和:9841

約数の個数: 96

約数和(自身を含む): 263531520

約数和(自身を除く): 185303580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 9803, 19606, 29409, 39212, 49015, 58818, 68621, 98030, 117636, 137242, 147045, 186257, 196060, 205863, 274484, 294090, 343105, 372514, 411726, 558771, 588180, 686210, 745028, 823452, 931285, 1029315, 1117542, 1303799, 1372420, 1862570, 2058630, 2235084, 2607598, 2793855, 3725140, 3911397, 4117260, 5215196, 5587710, 6518995, 7822794, 11175420, 13037990, 15645588, 19556985, 26075980, 39113970, 78227940]

約数ペア:

[(1, 78227940), (2, 39113970), (3, 26075980), (4, 19556985), (5, 15645588), (6, 13037990), (7, 11175420), (10, 7822794), (12, 6518995), (14, 5587710), (15, 5215196), (19, 4117260), (20, 3911397), (21, 3725140), (28, 2793855), (30, 2607598), (35, 2235084), (38, 2058630), (42, 1862570), (57, 1372420), (60, 1303799), (70, 1117542), (76, 1029315), (84, 931285), (95, 823452), (105, 745028), (114, 686210), (133, 588180), (140, 558771), (190, 411726), (210, 372514), (228, 343105), (266, 294090), (285, 274484), (380, 205863), (399, 196060), (420, 186257), (532, 147045), (570, 137242), (665, 117636), (798, 98030), (1140, 68621), (1330, 58818), (1596, 49015), (1995, 39212), (2660, 29409), (3990, 19606), (7980, 9803)]