28288740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:337

約数の個数: 96

約数和(自身を含む): 83349504

約数和(自身を除く): 55060764

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 67, 93, 124, 134, 155, 186, 201, 227, 268, 310, 335, 372, 402, 454, 465, 620, 670, 681, 804, 908, 930, 1005, 1135, 1340, 1362, 1860, 2010, 2077, 2270, 2724, 3405, 4020, 4154, 4540, 6231, 6810, 7037, 8308, 10385, 12462, 13620, 14074, 15209, 20770, 21111, 24924, 28148, 30418, 31155, 35185, 41540, 42222, 45627, 60836, 62310, 70370, 76045, 84444, 91254, 105555, 124620, 140740, 152090, 182508, 211110, 228135, 304180, 422220, 456270, 471479, 912540, 942958, 1414437, 1885916, 2357395, 2828874, 4714790, 5657748, 7072185, 9429580, 14144370, 28288740]

約数ペア:

[(1, 28288740), (2, 14144370), (3, 9429580), (4, 7072185), (5, 5657748), (6, 4714790), (10, 2828874), (12, 2357395), (15, 1885916), (20, 1414437), (30, 942958), (31, 912540), (60, 471479), (62, 456270), (67, 422220), (93, 304180), (124, 228135), (134, 211110), (155, 182508), (186, 152090), (201, 140740), (227, 124620), (268, 105555), (310, 91254), (335, 84444), (372, 76045), (402, 70370), (454, 62310), (465, 60836), (620, 45627), (670, 42222), (681, 41540), (804, 35185), (908, 31155), (930, 30418), (1005, 28148), (1135, 24924), (1340, 21111), (1362, 20770), (1860, 15209), (2010, 14074), (2077, 13620), (2270, 12462), (2724, 10385), (3405, 8308), (4020, 7037), (4154, 6810), (4540, 6231)]