71379780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13367}}^1$

素因数の和:13468

約数の個数: 48

約数和(自身を含む): 202124160

約数和(自身を除く): 130744380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 13367, 26734, 40101, 53468, 66835, 80202, 133670, 160404, 200505, 267340, 401010, 802020, 1189663, 2379326, 3568989, 4758652, 5948315, 7137978, 11896630, 14275956, 17844945, 23793260, 35689890, 71379780]

約数ペア:

[(1, 71379780), (2, 35689890), (3, 23793260), (4, 17844945), (5, 14275956), (6, 11896630), (10, 7137978), (12, 5948315), (15, 4758652), (20, 3568989), (30, 2379326), (60, 1189663), (89, 802020), (178, 401010), (267, 267340), (356, 200505), (445, 160404), (534, 133670), (890, 80202), (1068, 66835), (1335, 53468), (1780, 40101), (2670, 26734), (5340, 13367)]