780211770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{117679}}^1$

素因数の和:117719

約数の個数: 64

約数和(自身を含む): 2135185920

約数和(自身を除く): 1354974150

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 51, 65, 78, 85, 102, 130, 170, 195, 221, 255, 390, 442, 510, 663, 1105, 1326, 2210, 3315, 6630, 117679, 235358, 353037, 588395, 706074, 1176790, 1529827, 1765185, 2000543, 3059654, 3530370, 4001086, 4589481, 6001629, 7649135, 9178962, 10002715, 12003258, 15298270, 20005430, 22947405, 26007059, 30008145, 45894810, 52014118, 60016290, 78021177, 130035295, 156042354, 260070590, 390105885, 780211770]

約数ペア:

[(1, 780211770), (2, 390105885), (3, 260070590), (5, 156042354), (6, 130035295), (10, 78021177), (13, 60016290), (15, 52014118), (17, 45894810), (26, 30008145), (30, 26007059), (34, 22947405), (39, 20005430), (51, 15298270), (65, 12003258), (78, 10002715), (85, 9178962), (102, 7649135), (130, 6001629), (170, 4589481), (195, 4001086), (221, 3530370), (255, 3059654), (390, 2000543), (442, 1765185), (510, 1529827), (663, 1176790), (1105, 706074), (1326, 588395), (2210, 353037), (3315, 235358), (6630, 117679)]