7802820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:729

約数の個数: 72

約数和(自身を含む): 24058944

約数和(自身を除く): 16256124

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, 647, 670, 804, 1005, 1206, 1294, 1340, 1941, 2010, 2412, 2588, 3015, 3235, 3882, 4020, 5823, 6030, 6470, 7764, 9705, 11646, 12060, 12940, 19410, 23292, 29115, 38820, 43349, 58230, 86698, 116460, 130047, 173396, 216745, 260094, 390141, 433490, 520188, 650235, 780282, 866980, 1300470, 1560564, 1950705, 2600940, 3901410, 7802820]

約数ペア:

[(1, 7802820), (2, 3901410), (3, 2600940), (4, 1950705), (5, 1560564), (6, 1300470), (9, 866980), (10, 780282), (12, 650235), (15, 520188), (18, 433490), (20, 390141), (30, 260094), (36, 216745), (45, 173396), (60, 130047), (67, 116460), (90, 86698), (134, 58230), (180, 43349), (201, 38820), (268, 29115), (335, 23292), (402, 19410), (603, 12940), (647, 12060), (670, 11646), (804, 9705), (1005, 7764), (1206, 6470), (1294, 6030), (1340, 5823), (1941, 4020), (2010, 3882), (2412, 3235), (2588, 3015)]