290830008

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{20857}}^1$

素因数の和:20956

約数の個数: 64

約数和(自身を含む): 840994560

約数和(自身を除く): 550164552

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 83, 84, 166, 168, 249, 332, 498, 581, 664, 996, 1162, 1743, 1992, 2324, 3486, 4648, 6972, 13944, 20857, 41714, 62571, 83428, 125142, 145999, 166856, 250284, 291998, 437997, 500568, 583996, 875994, 1167992, 1731131, 1751988, 3462262, 3503976, 5193393, 6924524, 10386786, 12117917, 13849048, 20773572, 24235834, 36353751, 41547144, 48471668, 72707502, 96943336, 145415004, 290830008]

約数ペア:

[(1, 290830008), (2, 145415004), (3, 96943336), (4, 72707502), (6, 48471668), (7, 41547144), (8, 36353751), (12, 24235834), (14, 20773572), (21, 13849048), (24, 12117917), (28, 10386786), (42, 6924524), (56, 5193393), (83, 3503976), (84, 3462262), (166, 1751988), (168, 1731131), (249, 1167992), (332, 875994), (498, 583996), (581, 500568), (664, 437997), (996, 291998), (1162, 250284), (1743, 166856), (1992, 145999), (2324, 125142), (3486, 83428), (4648, 62571), (6972, 41714), (13944, 20857)]