287605260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{12197}}^1$

素因数の和:12343

約数の個数: 72

約数和(自身を含む): 879134256

約数和(自身を除く): 591528996

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 393, 524, 655, 786, 1179, 1310, 1572, 1965, 2358, 2620, 3930, 4716, 5895, 7860, 11790, 12197, 23580, 24394, 36591, 48788, 60985, 73182, 109773, 121970, 146364, 182955, 219546, 243940, 365910, 439092, 548865, 731820, 1097730, 1597807, 2195460, 3195614, 4793421, 6391228, 7989035, 9586842, 14380263, 15978070, 19173684, 23967105, 28760526, 31956140, 47934210, 57521052, 71901315, 95868420, 143802630, 287605260]

約数ペア:

[(1, 287605260), (2, 143802630), (3, 95868420), (4, 71901315), (5, 57521052), (6, 47934210), (9, 31956140), (10, 28760526), (12, 23967105), (15, 19173684), (18, 15978070), (20, 14380263), (30, 9586842), (36, 7989035), (45, 6391228), (60, 4793421), (90, 3195614), (131, 2195460), (180, 1597807), (262, 1097730), (393, 731820), (524, 548865), (655, 439092), (786, 365910), (1179, 243940), (1310, 219546), (1572, 182955), (1965, 146364), (2358, 121970), (2620, 109773), (3930, 73182), (4716, 60985), (5895, 48788), (7860, 36591), (11790, 24394), (12197, 23580)]