205995000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:503

約数の個数: 160

約数和(自身を含む): 665786880

約数和(自身を除く): 459791880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 125, 150, 155, 186, 200, 248, 250, 300, 310, 372, 375, 443, 465, 500, 600, 620, 625, 744, 750, 775, 886, 930, 1000, 1240, 1250, 1329, 1500, 1550, 1772, 1860, 1875, 2215, 2325, 2500, 2658, 3000, 3100, 3544, 3720, 3750, 3875, 4430, 4650, 5000, 5316, 6200, 6645, 7500, 7750, 8860, 9300, 10632, 11075, 11625, 13290, 13733, 15000, 15500, 17720, 18600, 19375, 22150, 23250, 26580, 27466, 31000, 33225, 38750, 41199, 44300, 46500, 53160, 54932, 55375, 58125, 66450, 68665, 77500, 82398, 88600, 93000, 109864, 110750, 116250, 132900, 137330, 155000, 164796, 166125, 205995, 221500, 232500, 265800, 274660, 276875, 329592, 332250, 343325, 411990, 443000, 465000, 549320, 553750, 664500, 686650, 823980, 830625, 1029975, 1107500, 1329000, 1373300, 1647960, 1661250, 1716625, 2059950, 2215000, 2746600, 3322500, 3433250, 4119900, 5149875, 6645000, 6866500, 8239800, 8583125, 10299750, 13733000, 17166250, 20599500, 25749375, 34332500, 41199000, 51498750, 68665000, 102997500, 205995000]

約数ペア:

[(1, 205995000), (2, 102997500), (3, 68665000), (4, 51498750), (5, 41199000), (6, 34332500), (8, 25749375), (10, 20599500), (12, 17166250), (15, 13733000), (20, 10299750), (24, 8583125), (25, 8239800), (30, 6866500), (31, 6645000), (40, 5149875), (50, 4119900), (60, 3433250), (62, 3322500), (75, 2746600), (93, 2215000), (100, 2059950), (120, 1716625), (124, 1661250), (125, 1647960), (150, 1373300), (155, 1329000), (186, 1107500), (200, 1029975), (248, 830625), (250, 823980), (300, 686650), (310, 664500), (372, 553750), (375, 549320), (443, 465000), (465, 443000), (500, 411990), (600, 343325), (620, 332250), (625, 329592), (744, 276875), (750, 274660), (775, 265800), (886, 232500), (930, 221500), (1000, 205995), (1240, 166125), (1250, 164796), (1329, 155000), (1500, 137330), (1550, 132900), (1772, 116250), (1860, 110750), (1875, 109864), (2215, 93000), (2325, 88600), (2500, 82398), (2658, 77500), (3000, 68665), (3100, 66450), (3544, 58125), (3720, 55375), (3750, 54932), (3875, 53160), (4430, 46500), (4650, 44300), (5000, 41199), (5316, 38750), (6200, 33225), (6645, 31000), (7500, 27466), (7750, 26580), (8860, 23250), (9300, 22150), (10632, 19375), (11075, 18600), (11625, 17720), (13290, 15500), (13733, 15000)]