147729880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{1093}}^1$

素因数の和:1244

約数の個数: 64

約数和(自身を含む): 346579200

約数和(自身を除く): 198849320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1093, 1240, 2180, 2186, 3379, 4360, 4372, 5465, 6758, 8744, 10930, 13516, 16895, 21860, 27032, 33790, 33883, 43720, 67580, 67766, 119137, 135160, 135532, 169415, 238274, 271064, 338830, 476548, 595685, 677660, 953096, 1191370, 1355320, 2382740, 3693247, 4765480, 7386494, 14772988, 18466235, 29545976, 36932470, 73864940, 147729880]

約数ペア:

[(1, 147729880), (2, 73864940), (4, 36932470), (5, 29545976), (8, 18466235), (10, 14772988), (20, 7386494), (31, 4765480), (40, 3693247), (62, 2382740), (109, 1355320), (124, 1191370), (155, 953096), (218, 677660), (248, 595685), (310, 476548), (436, 338830), (545, 271064), (620, 238274), (872, 169415), (1090, 135532), (1093, 135160), (1240, 119137), (2180, 67766), (2186, 67580), (3379, 43720), (4360, 33883), (4372, 33790), (5465, 27032), (6758, 21860), (8744, 16895), (10930, 13516)]