12921630

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 32997888

約数和(自身を除く): 20076258

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 61, 69, 115, 122, 138, 183, 230, 305, 307, 345, 366, 610, 614, 690, 915, 921, 1403, 1535, 1830, 1842, 2806, 3070, 4209, 4605, 7015, 7061, 8418, 9210, 14030, 14122, 18727, 21045, 21183, 35305, 37454, 42090, 42366, 56181, 70610, 93635, 105915, 112362, 187270, 211830, 280905, 430721, 561810, 861442, 1292163, 2153605, 2584326, 4307210, 6460815, 12921630]

約数ペア:

[(1, 12921630), (2, 6460815), (3, 4307210), (5, 2584326), (6, 2153605), (10, 1292163), (15, 861442), (23, 561810), (30, 430721), (46, 280905), (61, 211830), (69, 187270), (115, 112362), (122, 105915), (138, 93635), (183, 70610), (230, 56181), (305, 42366), (307, 42090), (345, 37454), (366, 35305), (610, 21183), (614, 21045), (690, 18727), (915, 14122), (921, 14030), (1403, 9210), (1535, 8418), (1830, 7061), (1842, 7015), (2806, 4605), (3070, 4209)]