7484820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:341

約数の個数: 96

約数和(自身を含む): 24385536

約数和(自身を除く): 16900716

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 251, 284, 355, 420, 426, 497, 502, 710, 753, 852, 994, 1004, 1065, 1255, 1420, 1491, 1506, 1757, 1988, 2130, 2485, 2510, 2982, 3012, 3514, 3765, 4260, 4970, 5020, 5271, 5964, 7028, 7455, 7530, 8785, 9940, 10542, 14910, 15060, 17570, 17821, 21084, 26355, 29820, 35140, 35642, 52710, 53463, 71284, 89105, 105420, 106926, 124747, 178210, 213852, 249494, 267315, 356420, 374241, 498988, 534630, 623735, 748482, 1069260, 1247470, 1496964, 1871205, 2494940, 3742410, 7484820]

約数ペア:

[(1, 7484820), (2, 3742410), (3, 2494940), (4, 1871205), (5, 1496964), (6, 1247470), (7, 1069260), (10, 748482), (12, 623735), (14, 534630), (15, 498988), (20, 374241), (21, 356420), (28, 267315), (30, 249494), (35, 213852), (42, 178210), (60, 124747), (70, 106926), (71, 105420), (84, 89105), (105, 71284), (140, 53463), (142, 52710), (210, 35642), (213, 35140), (251, 29820), (284, 26355), (355, 21084), (420, 17821), (426, 17570), (497, 15060), (502, 14910), (710, 10542), (753, 9940), (852, 8785), (994, 7530), (1004, 7455), (1065, 7028), (1255, 5964), (1420, 5271), (1491, 5020), (1506, 4970), (1757, 4260), (1988, 3765), (2130, 3514), (2485, 3012), (2510, 2982)]