155355320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 363960000

約数和(自身を除く): 208604680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 199, 232, 290, 398, 580, 673, 796, 995, 1160, 1346, 1592, 1990, 2692, 3365, 3980, 5384, 5771, 6730, 7960, 11542, 13460, 19517, 23084, 26920, 28855, 39034, 46168, 57710, 78068, 97585, 115420, 133927, 156136, 195170, 230840, 267854, 390340, 535708, 669635, 780680, 1071416, 1339270, 2678540, 3883883, 5357080, 7767766, 15535532, 19419415, 31071064, 38838830, 77677660, 155355320]

約数ペア:

[(1, 155355320), (2, 77677660), (4, 38838830), (5, 31071064), (8, 19419415), (10, 15535532), (20, 7767766), (29, 5357080), (40, 3883883), (58, 2678540), (116, 1339270), (145, 1071416), (199, 780680), (232, 669635), (290, 535708), (398, 390340), (580, 267854), (673, 230840), (796, 195170), (995, 156136), (1160, 133927), (1346, 115420), (1592, 97585), (1990, 78068), (2692, 57710), (3365, 46168), (3980, 39034), (5384, 28855), (5771, 26920), (6730, 23084), (7960, 19517), (11542, 13460)]