2018978850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{8861}}^1$

素因数の和:8921

約数の個数: 144

約数和(自身を含む): 6013115136

約数和(自身を除く): 3994136286

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 49, 50, 62, 70, 75, 93, 98, 105, 147, 150, 155, 175, 186, 210, 217, 245, 294, 310, 350, 434, 465, 490, 525, 651, 735, 775, 930, 1050, 1085, 1225, 1302, 1470, 1519, 1550, 2170, 2325, 2450, 3038, 3255, 3675, 4557, 4650, 5425, 6510, 7350, 7595, 8861, 9114, 10850, 15190, 16275, 17722, 22785, 26583, 32550, 37975, 44305, 45570, 53166, 62027, 75950, 88610, 113925, 124054, 132915, 186081, 221525, 227850, 265830, 274691, 310135, 372162, 434189, 443050, 549382, 620270, 664575, 824073, 868378, 930405, 1302567, 1329150, 1373455, 1550675, 1648146, 1860810, 1922837, 2170945, 2605134, 2746910, 3101350, 3845674, 4120365, 4341890, 4652025, 5768511, 6512835, 6867275, 8240730, 9304050, 9614185, 10854725, 11537022, 13025670, 13459859, 13734550, 19228370, 20601825, 21709450, 26919718, 28842555, 32564175, 40379577, 41203650, 48070925, 57685110, 65128350, 67299295, 80759154, 96141850, 134598590, 144212775, 201897885, 288425550, 336496475, 403795770, 672992950, 1009489425, 2018978850]

約数ペア:

[(1, 2018978850), (2, 1009489425), (3, 672992950), (5, 403795770), (6, 336496475), (7, 288425550), (10, 201897885), (14, 144212775), (15, 134598590), (21, 96141850), (25, 80759154), (30, 67299295), (31, 65128350), (35, 57685110), (42, 48070925), (49, 41203650), (50, 40379577), (62, 32564175), (70, 28842555), (75, 26919718), (93, 21709450), (98, 20601825), (105, 19228370), (147, 13734550), (150, 13459859), (155, 13025670), (175, 11537022), (186, 10854725), (210, 9614185), (217, 9304050), (245, 8240730), (294, 6867275), (310, 6512835), (350, 5768511), (434, 4652025), (465, 4341890), (490, 4120365), (525, 3845674), (651, 3101350), (735, 2746910), (775, 2605134), (930, 2170945), (1050, 1922837), (1085, 1860810), (1225, 1648146), (1302, 1550675), (1470, 1373455), (1519, 1329150), (1550, 1302567), (2170, 930405), (2325, 868378), (2450, 824073), (3038, 664575), (3255, 620270), (3675, 549382), (4557, 443050), (4650, 434189), (5425, 372162), (6510, 310135), (7350, 274691), (7595, 265830), (8861, 227850), (9114, 221525), (10850, 186081), (15190, 132915), (16275, 124054), (17722, 113925), (22785, 88610), (26583, 75950), (32550, 62027), (37975, 53166), (44305, 45570)]