7947540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:741

約数の個数: 72

約数和(自身を含む): 24504480

約数和(自身を除く): 16556940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 659, 670, 804, 1005, 1206, 1318, 1340, 1977, 2010, 2412, 2636, 3015, 3295, 3954, 4020, 5931, 6030, 6590, 7908, 9885, 11862, 12060, 13180, 19770, 23724, 29655, 39540, 44153, 59310, 88306, 118620, 132459, 176612, 220765, 264918, 397377, 441530, 529836, 662295, 794754, 883060, 1324590, 1589508, 1986885, 2649180, 3973770, 7947540]

約数ペア:

[(1, 7947540), (2, 3973770), (3, 2649180), (4, 1986885), (5, 1589508), (6, 1324590), (9, 883060), (10, 794754), (12, 662295), (15, 529836), (18, 441530), (20, 397377), (30, 264918), (36, 220765), (45, 176612), (60, 132459), (67, 118620), (90, 88306), (134, 59310), (180, 44153), (201, 39540), (268, 29655), (335, 23724), (402, 19770), (603, 13180), (659, 12060), (670, 11862), (804, 9885), (1005, 7908), (1206, 6590), (1318, 6030), (1340, 5931), (1977, 4020), (2010, 3954), (2412, 3295), (2636, 3015)]