31730820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:521

約数の個数: 96

約数和(自身を含む): 97929216

約数和(自身を除く): 66198396

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 131, 132, 165, 220, 262, 330, 367, 393, 524, 655, 660, 734, 786, 1101, 1310, 1441, 1468, 1572, 1835, 1965, 2202, 2620, 2882, 3670, 3930, 4037, 4323, 4404, 5505, 5764, 7205, 7340, 7860, 8074, 8646, 11010, 12111, 14410, 16148, 17292, 20185, 21615, 22020, 24222, 28820, 40370, 43230, 48077, 48444, 60555, 80740, 86460, 96154, 121110, 144231, 192308, 240385, 242220, 288462, 480770, 528847, 576924, 721155, 961540, 1057694, 1442310, 1586541, 2115388, 2644235, 2884620, 3173082, 5288470, 6346164, 7932705, 10576940, 15865410, 31730820]

約数ペア:

[(1, 31730820), (2, 15865410), (3, 10576940), (4, 7932705), (5, 6346164), (6, 5288470), (10, 3173082), (11, 2884620), (12, 2644235), (15, 2115388), (20, 1586541), (22, 1442310), (30, 1057694), (33, 961540), (44, 721155), (55, 576924), (60, 528847), (66, 480770), (110, 288462), (131, 242220), (132, 240385), (165, 192308), (220, 144231), (262, 121110), (330, 96154), (367, 86460), (393, 80740), (524, 60555), (655, 48444), (660, 48077), (734, 43230), (786, 40370), (1101, 28820), (1310, 24222), (1441, 22020), (1468, 21615), (1572, 20185), (1835, 17292), (1965, 16148), (2202, 14410), (2620, 12111), (2882, 11010), (3670, 8646), (3930, 8074), (4037, 7860), (4323, 7340), (4404, 7205), (5505, 5764)]