90627015

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 159667200

約数和(自身を除く): 69040185

約数列:

[1, 3, 5, 15, 23, 41, 43, 69, 115, 123, 129, 149, 205, 215, 345, 447, 615, 645, 745, 943, 989, 1763, 2235, 2829, 2967, 3427, 4715, 4945, 5289, 6109, 6407, 8815, 10281, 14145, 14835, 17135, 18327, 19221, 26445, 30545, 32035, 40549, 51405, 91635, 96105, 121647, 140507, 147361, 202745, 262687, 421521, 442083, 608235, 702535, 736805, 788061, 1313435, 2107605, 2210415, 3940305, 6041801, 18125403, 30209005, 90627015]

約数ペア:

[(1, 90627015), (3, 30209005), (5, 18125403), (15, 6041801), (23, 3940305), (41, 2210415), (43, 2107605), (69, 1313435), (115, 788061), (123, 736805), (129, 702535), (149, 608235), (205, 442083), (215, 421521), (345, 262687), (447, 202745), (615, 147361), (645, 140507), (745, 121647), (943, 96105), (989, 91635), (1763, 51405), (2235, 40549), (2829, 32035), (2967, 30545), (3427, 26445), (4715, 19221), (4945, 18327), (5289, 17135), (6109, 14835), (6407, 14145), (8815, 10281)]