145217240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{787}}^1$

素因数の和:1464

約数の個数: 64

約数和(自身を含む): 374457600

約数和(自身を除く): 229240360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 659, 787, 1318, 1574, 2636, 3148, 3295, 3935, 4613, 5272, 5509, 6296, 6590, 7870, 9226, 11018, 13180, 15740, 18452, 22036, 23065, 26360, 27545, 31480, 36904, 44072, 46130, 55090, 92260, 110180, 184520, 220360, 518633, 1037266, 2074532, 2593165, 3630431, 4149064, 5186330, 7260862, 10372660, 14521724, 18152155, 20745320, 29043448, 36304310, 72608620, 145217240]

約数ペア:

[(1, 145217240), (2, 72608620), (4, 36304310), (5, 29043448), (7, 20745320), (8, 18152155), (10, 14521724), (14, 10372660), (20, 7260862), (28, 5186330), (35, 4149064), (40, 3630431), (56, 2593165), (70, 2074532), (140, 1037266), (280, 518633), (659, 220360), (787, 184520), (1318, 110180), (1574, 92260), (2636, 55090), (3148, 46130), (3295, 44072), (3935, 36904), (4613, 31480), (5272, 27545), (5509, 26360), (6296, 23065), (6590, 22036), (7870, 18452), (9226, 15740), (11018, 13180)]