198508500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{1423}}^1$

素因数の和:1479

約数の個数: 144

約数和(自身を含む): 646883328

約数和(自身を除く): 448374828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 31, 36, 45, 50, 60, 62, 75, 90, 93, 100, 124, 125, 150, 155, 180, 186, 225, 250, 279, 300, 310, 372, 375, 450, 465, 500, 558, 620, 750, 775, 900, 930, 1116, 1125, 1395, 1423, 1500, 1550, 1860, 2250, 2325, 2790, 2846, 3100, 3875, 4269, 4500, 4650, 5580, 5692, 6975, 7115, 7750, 8538, 9300, 11625, 12807, 13950, 14230, 15500, 17076, 21345, 23250, 25614, 27900, 28460, 34875, 35575, 42690, 44113, 46500, 51228, 64035, 69750, 71150, 85380, 88226, 106725, 128070, 132339, 139500, 142300, 176452, 177875, 213450, 220565, 256140, 264678, 320175, 355750, 397017, 426900, 441130, 529356, 533625, 640350, 661695, 711500, 794034, 882260, 1067250, 1102825, 1280700, 1323390, 1588068, 1600875, 1985085, 2134500, 2205650, 2646780, 3201750, 3308475, 3970170, 4411300, 5514125, 6403500, 6616950, 7940340, 9925425, 11028250, 13233900, 16542375, 19850850, 22056500, 33084750, 39701700, 49627125, 66169500, 99254250, 198508500]

約数ペア:

[(1, 198508500), (2, 99254250), (3, 66169500), (4, 49627125), (5, 39701700), (6, 33084750), (9, 22056500), (10, 19850850), (12, 16542375), (15, 13233900), (18, 11028250), (20, 9925425), (25, 7940340), (30, 6616950), (31, 6403500), (36, 5514125), (45, 4411300), (50, 3970170), (60, 3308475), (62, 3201750), (75, 2646780), (90, 2205650), (93, 2134500), (100, 1985085), (124, 1600875), (125, 1588068), (150, 1323390), (155, 1280700), (180, 1102825), (186, 1067250), (225, 882260), (250, 794034), (279, 711500), (300, 661695), (310, 640350), (372, 533625), (375, 529356), (450, 441130), (465, 426900), (500, 397017), (558, 355750), (620, 320175), (750, 264678), (775, 256140), (900, 220565), (930, 213450), (1116, 177875), (1125, 176452), (1395, 142300), (1423, 139500), (1500, 132339), (1550, 128070), (1860, 106725), (2250, 88226), (2325, 85380), (2790, 71150), (2846, 69750), (3100, 64035), (3875, 51228), (4269, 46500), (4500, 44113), (4650, 42690), (5580, 35575), (5692, 34875), (6975, 28460), (7115, 27900), (7750, 25614), (8538, 23250), (9300, 21345), (11625, 17076), (12807, 15500), (13950, 14230)]