78167988

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:917

約数の個数: 72

約数和(自身を含む): 206519040

約数和(自身を除く): 128351052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 89, 93, 124, 178, 186, 267, 279, 356, 372, 534, 558, 787, 801, 1068, 1116, 1574, 1602, 2361, 2759, 3148, 3204, 4722, 5518, 7083, 8277, 9444, 11036, 14166, 16554, 24397, 24831, 28332, 33108, 48794, 49662, 70043, 73191, 97588, 99324, 140086, 146382, 210129, 219573, 280172, 292764, 420258, 439146, 630387, 840516, 878292, 1260774, 2171333, 2521548, 4342666, 6513999, 8685332, 13027998, 19541997, 26055996, 39083994, 78167988]

約数ペア:

[(1, 78167988), (2, 39083994), (3, 26055996), (4, 19541997), (6, 13027998), (9, 8685332), (12, 6513999), (18, 4342666), (31, 2521548), (36, 2171333), (62, 1260774), (89, 878292), (93, 840516), (124, 630387), (178, 439146), (186, 420258), (267, 292764), (279, 280172), (356, 219573), (372, 210129), (534, 146382), (558, 140086), (787, 99324), (801, 97588), (1068, 73191), (1116, 70043), (1574, 49662), (1602, 48794), (2361, 33108), (2759, 28332), (3148, 24831), (3204, 24397), (4722, 16554), (5518, 14166), (7083, 11036), (8277, 9444)]