86749680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1997}}^1$

素因数の和:2194

約数の個数: 80

約数和(自身を含む): 270545184

約数和(自身を除く): 183795504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 181, 240, 362, 543, 724, 905, 1086, 1448, 1810, 1997, 2172, 2715, 2896, 3620, 3994, 4344, 5430, 5991, 7240, 7988, 8688, 9985, 10860, 11982, 14480, 15976, 19970, 21720, 23964, 29955, 31952, 39940, 43440, 47928, 59910, 79880, 95856, 119820, 159760, 239640, 361457, 479280, 722914, 1084371, 1445828, 1807285, 2168742, 2891656, 3614570, 4337484, 5421855, 5783312, 7229140, 8674968, 10843710, 14458280, 17349936, 21687420, 28916560, 43374840, 86749680]

約数ペア:

[(1, 86749680), (2, 43374840), (3, 28916560), (4, 21687420), (5, 17349936), (6, 14458280), (8, 10843710), (10, 8674968), (12, 7229140), (15, 5783312), (16, 5421855), (20, 4337484), (24, 3614570), (30, 2891656), (40, 2168742), (48, 1807285), (60, 1445828), (80, 1084371), (120, 722914), (181, 479280), (240, 361457), (362, 239640), (543, 159760), (724, 119820), (905, 95856), (1086, 79880), (1448, 59910), (1810, 47928), (1997, 43440), (2172, 39940), (2715, 31952), (2896, 29955), (3620, 23964), (3994, 21720), (4344, 19970), (5430, 15976), (5991, 14480), (7240, 11982), (7988, 10860), (8688, 9985)]