878280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{563}}^1$

素因数の和:590

約数の個数: 64

約数和(自身を含む): 2842560

約数和(自身を除く): 1964280

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, 563, 780, 1126, 1560, 1689, 2252, 2815, 3378, 4504, 5630, 6756, 7319, 8445, 11260, 13512, 14638, 16890, 21957, 22520, 29276, 33780, 36595, 43914, 58552, 67560, 73190, 87828, 109785, 146380, 175656, 219570, 292760, 439140, 878280]

約数ペア:

[(1, 878280), (2, 439140), (3, 292760), (4, 219570), (5, 175656), (6, 146380), (8, 109785), (10, 87828), (12, 73190), (13, 67560), (15, 58552), (20, 43914), (24, 36595), (26, 33780), (30, 29276), (39, 22520), (40, 21957), (52, 16890), (60, 14638), (65, 13512), (78, 11260), (104, 8445), (120, 7319), (130, 6756), (156, 5630), (195, 4504), (260, 3378), (312, 2815), (390, 2252), (520, 1689), (563, 1560), (780, 1126)]