212371920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{2153}}^1$

素因数の和:2309

約数の個数: 120

約数和(自身を含む): 718755336

約数和(自身を除く): 506383416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 137, 144, 180, 240, 274, 360, 411, 548, 685, 720, 822, 1096, 1233, 1370, 1644, 2055, 2153, 2192, 2466, 2740, 3288, 4110, 4306, 4932, 5480, 6165, 6459, 6576, 8220, 8612, 9864, 10765, 10960, 12330, 12918, 16440, 17224, 19377, 19728, 21530, 24660, 25836, 32295, 32880, 34448, 38754, 43060, 49320, 51672, 64590, 77508, 86120, 96885, 98640, 103344, 129180, 155016, 172240, 193770, 258360, 294961, 310032, 387540, 516720, 589922, 775080, 884883, 1179844, 1474805, 1550160, 1769766, 2359688, 2654649, 2949610, 3539532, 4424415, 4719376, 5309298, 5899220, 7079064, 8848830, 10618596, 11798440, 13273245, 14158128, 17697660, 21237192, 23596880, 26546490, 35395320, 42474384, 53092980, 70790640, 106185960, 212371920]

約数ペア:

[(1, 212371920), (2, 106185960), (3, 70790640), (4, 53092980), (5, 42474384), (6, 35395320), (8, 26546490), (9, 23596880), (10, 21237192), (12, 17697660), (15, 14158128), (16, 13273245), (18, 11798440), (20, 10618596), (24, 8848830), (30, 7079064), (36, 5899220), (40, 5309298), (45, 4719376), (48, 4424415), (60, 3539532), (72, 2949610), (80, 2654649), (90, 2359688), (120, 1769766), (137, 1550160), (144, 1474805), (180, 1179844), (240, 884883), (274, 775080), (360, 589922), (411, 516720), (548, 387540), (685, 310032), (720, 294961), (822, 258360), (1096, 193770), (1233, 172240), (1370, 155016), (1644, 129180), (2055, 103344), (2153, 98640), (2192, 96885), (2466, 86120), (2740, 77508), (3288, 64590), (4110, 51672), (4306, 49320), (4932, 43060), (5480, 38754), (6165, 34448), (6459, 32880), (6576, 32295), (8220, 25836), (8612, 24660), (9864, 21530), (10765, 19728), (10960, 19377), (12330, 17224), (12918, 16440)]