139364840

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{673}}^1$

素因数の和:882

約数の個数: 64

約数和(自身を含む): 326108160

約数和(自身を除く): 186743320

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 167, 248, 310, 334, 620, 668, 673, 835, 1240, 1336, 1346, 1670, 2692, 3340, 3365, 5177, 5384, 6680, 6730, 10354, 13460, 20708, 20863, 25885, 26920, 41416, 41726, 51770, 83452, 103540, 104315, 112391, 166904, 207080, 208630, 224782, 417260, 449564, 561955, 834520, 899128, 1123910, 2247820, 3484121, 4495640, 6968242, 13936484, 17420605, 27872968, 34841210, 69682420, 139364840]

約数ペア:

[(1, 139364840), (2, 69682420), (4, 34841210), (5, 27872968), (8, 17420605), (10, 13936484), (20, 6968242), (31, 4495640), (40, 3484121), (62, 2247820), (124, 1123910), (155, 899128), (167, 834520), (248, 561955), (310, 449564), (334, 417260), (620, 224782), (668, 208630), (673, 207080), (835, 166904), (1240, 112391), (1336, 104315), (1346, 103540), (1670, 83452), (2692, 51770), (3340, 41726), (3365, 41416), (5177, 26920), (5384, 25885), (6680, 20863), (6730, 20708), (10354, 13460)]