31380120

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1301}}^1$

素因数の和:1385

約数の個数: 96

約数和(自身を含む): 103587120

約数和(自身を除く): 72207000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 67, 72, 90, 120, 134, 180, 201, 268, 335, 360, 402, 536, 603, 670, 804, 1005, 1206, 1301, 1340, 1608, 2010, 2412, 2602, 2680, 3015, 3903, 4020, 4824, 5204, 6030, 6505, 7806, 8040, 10408, 11709, 12060, 13010, 15612, 19515, 23418, 24120, 26020, 31224, 39030, 46836, 52040, 58545, 78060, 87167, 93672, 117090, 156120, 174334, 234180, 261501, 348668, 435835, 468360, 523002, 697336, 784503, 871670, 1046004, 1307505, 1569006, 1743340, 2092008, 2615010, 3138012, 3486680, 3922515, 5230020, 6276024, 7845030, 10460040, 15690060, 31380120]

約数ペア:

[(1, 31380120), (2, 15690060), (3, 10460040), (4, 7845030), (5, 6276024), (6, 5230020), (8, 3922515), (9, 3486680), (10, 3138012), (12, 2615010), (15, 2092008), (18, 1743340), (20, 1569006), (24, 1307505), (30, 1046004), (36, 871670), (40, 784503), (45, 697336), (60, 523002), (67, 468360), (72, 435835), (90, 348668), (120, 261501), (134, 234180), (180, 174334), (201, 156120), (268, 117090), (335, 93672), (360, 87167), (402, 78060), (536, 58545), (603, 52040), (670, 46836), (804, 39030), (1005, 31224), (1206, 26020), (1301, 24120), (1340, 23418), (1608, 19515), (2010, 15612), (2412, 13010), (2602, 12060), (2680, 11709), (3015, 10408), (3903, 8040), (4020, 7806), (4824, 6505), (5204, 6030)]