77719428

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:417

約数の個数: 72

約数和(自身を含む): 201277440

約数和(自身を除く): 123558012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 127, 178, 191, 254, 267, 356, 381, 382, 508, 534, 573, 762, 764, 801, 1068, 1143, 1146, 1524, 1602, 1719, 2286, 2292, 3204, 3438, 4572, 6876, 11303, 16999, 22606, 24257, 33909, 33998, 45212, 48514, 50997, 67818, 67996, 72771, 97028, 101727, 101994, 135636, 145542, 152991, 203454, 203988, 218313, 291084, 305982, 406908, 436626, 611964, 873252, 2158873, 4317746, 6476619, 8635492, 12953238, 19429857, 25906476, 38859714, 77719428]

約数ペア:

[(1, 77719428), (2, 38859714), (3, 25906476), (4, 19429857), (6, 12953238), (9, 8635492), (12, 6476619), (18, 4317746), (36, 2158873), (89, 873252), (127, 611964), (178, 436626), (191, 406908), (254, 305982), (267, 291084), (356, 218313), (381, 203988), (382, 203454), (508, 152991), (534, 145542), (573, 135636), (762, 101994), (764, 101727), (801, 97028), (1068, 72771), (1143, 67996), (1146, 67818), (1524, 50997), (1602, 48514), (1719, 45212), (2286, 33998), (2292, 33909), (3204, 24257), (3438, 22606), (4572, 16999), (6876, 11303)]