53851980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1409}}^1$

素因数の和:1448

約数の個数: 144

約数和(自身を含む): 189030240

約数和(自身を除く): 135178260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1409, 1470, 1820, 1911, 2548, 2730, 2818, 2940, 3185, 3822, 4227, 5460, 5636, 6370, 7045, 7644, 8454, 9555, 9863, 12740, 14090, 16908, 18317, 19110, 19726, 21135, 28180, 29589, 36634, 38220, 39452, 42270, 49315, 54951, 59178, 69041, 73268, 84540, 91585, 98630, 109902, 118356, 128219, 138082, 147945, 183170, 197260, 207123, 219804, 256438, 274755, 276164, 295890, 345205, 366340, 384657, 414246, 512876, 549510, 591780, 641095, 690410, 769314, 828492, 897533, 1035615, 1099020, 1282190, 1380820, 1538628, 1795066, 1923285, 2071230, 2564380, 2692599, 3590132, 3846570, 4142460, 4487665, 5385198, 7693140, 8975330, 10770396, 13462995, 17950660, 26925990, 53851980]

約数ペア:

[(1, 53851980), (2, 26925990), (3, 17950660), (4, 13462995), (5, 10770396), (6, 8975330), (7, 7693140), (10, 5385198), (12, 4487665), (13, 4142460), (14, 3846570), (15, 3590132), (20, 2692599), (21, 2564380), (26, 2071230), (28, 1923285), (30, 1795066), (35, 1538628), (39, 1380820), (42, 1282190), (49, 1099020), (52, 1035615), (60, 897533), (65, 828492), (70, 769314), (78, 690410), (84, 641095), (91, 591780), (98, 549510), (105, 512876), (130, 414246), (140, 384657), (147, 366340), (156, 345205), (182, 295890), (195, 276164), (196, 274755), (210, 256438), (245, 219804), (260, 207123), (273, 197260), (294, 183170), (364, 147945), (390, 138082), (420, 128219), (455, 118356), (490, 109902), (546, 98630), (588, 91585), (637, 84540), (735, 73268), (780, 69041), (910, 59178), (980, 54951), (1092, 49315), (1274, 42270), (1365, 39452), (1409, 38220), (1470, 36634), (1820, 29589), (1911, 28180), (2548, 21135), (2730, 19726), (2818, 19110), (2940, 18317), (3185, 16908), (3822, 14090), (4227, 12740), (5460, 9863), (5636, 9555), (6370, 8454), (7045, 7644)]