78642810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{4391}}^1$

素因数の和:4603

約数の個数: 48

約数和(自身を含む): 205545600

約数和(自身を除く): 126902790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 199, 398, 597, 995, 1194, 1791, 1990, 2985, 3582, 4391, 5970, 8782, 8955, 13173, 17910, 21955, 26346, 39519, 43910, 65865, 79038, 131730, 197595, 395190, 873809, 1747618, 2621427, 4369045, 5242854, 7864281, 8738090, 13107135, 15728562, 26214270, 39321405, 78642810]

約数ペア:

[(1, 78642810), (2, 39321405), (3, 26214270), (5, 15728562), (6, 13107135), (9, 8738090), (10, 7864281), (15, 5242854), (18, 4369045), (30, 2621427), (45, 1747618), (90, 873809), (199, 395190), (398, 197595), (597, 131730), (995, 79038), (1194, 65865), (1791, 43910), (1990, 39519), (2985, 26346), (3582, 21955), (4391, 17910), (5970, 13173), (8782, 8955)]