248918280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{159563}}^1$

素因数の和:159590

約数の個数: 64

約数和(自身を含む): 804202560

約数和(自身を除く): 555284280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 159563, 319126, 478689, 638252, 797815, 957378, 1276504, 1595630, 1914756, 2074319, 2393445, 3191260, 3829512, 4148638, 4786890, 6222957, 6382520, 8297276, 9573780, 10371595, 12445914, 16594552, 19147560, 20743190, 24891828, 31114785, 41486380, 49783656, 62229570, 82972760, 124459140, 248918280]

約数ペア:

[(1, 248918280), (2, 124459140), (3, 82972760), (4, 62229570), (5, 49783656), (6, 41486380), (8, 31114785), (10, 24891828), (12, 20743190), (13, 19147560), (15, 16594552), (20, 12445914), (24, 10371595), (26, 9573780), (30, 8297276), (39, 6382520), (40, 6222957), (52, 4786890), (60, 4148638), (65, 3829512), (78, 3191260), (104, 2393445), (120, 2074319), (130, 1914756), (156, 1595630), (195, 1276504), (260, 957378), (312, 797815), (390, 638252), (520, 478689), (780, 319126), (1560, 159563)]