205424460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{12823}}^1$

素因数の和:12927

約数の個数: 72

約数和(自身を含む): 630171360

約数和(自身を除く): 424746900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 12823, 16020, 25646, 38469, 51292, 64115, 76938, 115407, 128230, 153876, 192345, 230814, 256460, 384690, 461628, 577035, 769380, 1141247, 1154070, 2282494, 2308140, 3423741, 4564988, 5706235, 6847482, 10271223, 11412470, 13694964, 17118705, 20542446, 22824940, 34237410, 41084892, 51356115, 68474820, 102712230, 205424460]

約数ペア:

[(1, 205424460), (2, 102712230), (3, 68474820), (4, 51356115), (5, 41084892), (6, 34237410), (9, 22824940), (10, 20542446), (12, 17118705), (15, 13694964), (18, 11412470), (20, 10271223), (30, 6847482), (36, 5706235), (45, 4564988), (60, 3423741), (89, 2308140), (90, 2282494), (178, 1154070), (180, 1141247), (267, 769380), (356, 577035), (445, 461628), (534, 384690), (801, 256460), (890, 230814), (1068, 192345), (1335, 153876), (1602, 128230), (1780, 115407), (2670, 76938), (3204, 64115), (4005, 51292), (5340, 38469), (8010, 25646), (12823, 16020)]