78693210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{997}}^1$

素因数の和:1887

約数の個数: 48

約数和(自身を含む): 205041096

約数和(自身を除く): 126347886

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 877, 997, 1754, 1994, 2631, 2991, 4385, 4985, 5262, 5982, 7893, 8770, 8973, 9970, 13155, 14955, 15786, 17946, 26310, 29910, 39465, 44865, 78930, 89730, 874369, 1748738, 2623107, 4371845, 5246214, 7869321, 8743690, 13115535, 15738642, 26231070, 39346605, 78693210]

約数ペア:

[(1, 78693210), (2, 39346605), (3, 26231070), (5, 15738642), (6, 13115535), (9, 8743690), (10, 7869321), (15, 5246214), (18, 4371845), (30, 2623107), (45, 1748738), (90, 874369), (877, 89730), (997, 78930), (1754, 44865), (1994, 39465), (2631, 29910), (2991, 26310), (4385, 17946), (4985, 15786), (5262, 14955), (5982, 13155), (7893, 9970), (8770, 8973)]