80406840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{347}}^1\times {\mathrm{1931}}^1$

素因数の和:2292

約数の個数: 64

約数和(自身を含む): 242040960

約数和(自身を除く): 161634120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 347, 694, 1041, 1388, 1735, 1931, 2082, 2776, 3470, 3862, 4164, 5205, 5793, 6940, 7724, 8328, 9655, 10410, 11586, 13880, 15448, 19310, 20820, 23172, 28965, 38620, 41640, 46344, 57930, 77240, 115860, 231720, 670057, 1340114, 2010171, 2680228, 3350285, 4020342, 5360456, 6700570, 8040684, 10050855, 13401140, 16081368, 20101710, 26802280, 40203420, 80406840]

約数ペア:

[(1, 80406840), (2, 40203420), (3, 26802280), (4, 20101710), (5, 16081368), (6, 13401140), (8, 10050855), (10, 8040684), (12, 6700570), (15, 5360456), (20, 4020342), (24, 3350285), (30, 2680228), (40, 2010171), (60, 1340114), (120, 670057), (347, 231720), (694, 115860), (1041, 77240), (1388, 57930), (1735, 46344), (1931, 41640), (2082, 38620), (2776, 28965), (3470, 23172), (3862, 20820), (4164, 19310), (5205, 15448), (5793, 13880), (6940, 11586), (7724, 10410), (8328, 9655)]