206461840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2963}}^1$

素因数の和:3056

約数の個数: 80

約数和(自身を含む): 524841408

約数和(自身を除く): 318379568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 67, 80, 104, 130, 134, 208, 260, 268, 335, 520, 536, 670, 871, 1040, 1072, 1340, 1742, 2680, 2963, 3484, 4355, 5360, 5926, 6968, 8710, 11852, 13936, 14815, 17420, 23704, 29630, 34840, 38519, 47408, 59260, 69680, 77038, 118520, 154076, 192595, 198521, 237040, 308152, 385190, 397042, 616304, 770380, 794084, 992605, 1540760, 1588168, 1985210, 2580773, 3081520, 3176336, 3970420, 5161546, 7940840, 10323092, 12903865, 15881680, 20646184, 25807730, 41292368, 51615460, 103230920, 206461840]

約数ペア:

[(1, 206461840), (2, 103230920), (4, 51615460), (5, 41292368), (8, 25807730), (10, 20646184), (13, 15881680), (16, 12903865), (20, 10323092), (26, 7940840), (40, 5161546), (52, 3970420), (65, 3176336), (67, 3081520), (80, 2580773), (104, 1985210), (130, 1588168), (134, 1540760), (208, 992605), (260, 794084), (268, 770380), (335, 616304), (520, 397042), (536, 385190), (670, 308152), (871, 237040), (1040, 198521), (1072, 192595), (1340, 154076), (1742, 118520), (2680, 77038), (2963, 69680), (3484, 59260), (4355, 47408), (5360, 38519), (5926, 34840), (6968, 29630), (8710, 23704), (11852, 17420), (13936, 14815)]