15379700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 72

約数和(自身を含む): 38664192

約数和(自身を除く): 23284492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 127, 140, 173, 175, 254, 346, 350, 508, 635, 692, 700, 865, 889, 1211, 1270, 1730, 1778, 2422, 2540, 3175, 3460, 3556, 4325, 4445, 4844, 6055, 6350, 8650, 8890, 12110, 12700, 17300, 17780, 21971, 22225, 24220, 30275, 43942, 44450, 60550, 87884, 88900, 109855, 121100, 153797, 219710, 307594, 439420, 549275, 615188, 768985, 1098550, 1537970, 2197100, 3075940, 3844925, 7689850, 15379700]

約数ペア:

[(1, 15379700), (2, 7689850), (4, 3844925), (5, 3075940), (7, 2197100), (10, 1537970), (14, 1098550), (20, 768985), (25, 615188), (28, 549275), (35, 439420), (50, 307594), (70, 219710), (100, 153797), (127, 121100), (140, 109855), (173, 88900), (175, 87884), (254, 60550), (346, 44450), (350, 43942), (508, 30275), (635, 24220), (692, 22225), (700, 21971), (865, 17780), (889, 17300), (1211, 12700), (1270, 12110), (1730, 8890), (1778, 8650), (2422, 6350), (2540, 6055), (3175, 4844), (3460, 4445), (3556, 4325)]