298220000

素因数分解:

$2^5\times 5^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:111

約数の個数: 240

約数和(自身を含む): 837631872

約数和(自身を除く): 539411872

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 37, 40, 50, 52, 62, 65, 74, 80, 100, 104, 124, 125, 130, 148, 155, 160, 185, 200, 208, 248, 250, 260, 296, 310, 325, 370, 400, 403, 416, 481, 496, 500, 520, 592, 620, 625, 650, 740, 775, 800, 806, 925, 962, 992, 1000, 1040, 1147, 1184, 1240, 1250, 1300, 1480, 1550, 1612, 1625, 1850, 1924, 2000, 2015, 2080, 2294, 2405, 2480, 2500, 2600, 2960, 3100, 3224, 3250, 3700, 3848, 3875, 4000, 4030, 4588, 4625, 4810, 4960, 5000, 5200, 5735, 5920, 6200, 6448, 6500, 7400, 7696, 7750, 8060, 8125, 9176, 9250, 9620, 10000, 10075, 10400, 11470, 12025, 12400, 12896, 13000, 14800, 14911, 15392, 15500, 16120, 16250, 18352, 18500, 19240, 19375, 20000, 20150, 22940, 23125, 24050, 24800, 26000, 28675, 29600, 29822, 31000, 32240, 32500, 36704, 37000, 38480, 38750, 40300, 45880, 46250, 48100, 50375, 52000, 57350, 59644, 60125, 62000, 64480, 65000, 74000, 74555, 76960, 77500, 80600, 91760, 92500, 96200, 100750, 114700, 119288, 120250, 124000, 130000, 143375, 148000, 149110, 155000, 161200, 183520, 185000, 192400, 201500, 229400, 238576, 240500, 251875, 260000, 286750, 298220, 300625, 310000, 322400, 370000, 372775, 384800, 403000, 458800, 477152, 481000, 503750, 573500, 596440, 601250, 620000, 716875, 740000, 745550, 806000, 917600, 962000, 1007500, 1147000, 1192880, 1202500, 1433750, 1491100, 1612000, 1863875, 1924000, 2015000, 2294000, 2385760, 2405000, 2867500, 2982200, 3727750, 4030000, 4588000, 4810000, 5735000, 5964400, 7455500, 8060000, 9319375, 9620000, 11470000, 11928800, 14911000, 18638750, 22940000, 29822000, 37277500, 59644000, 74555000, 149110000, 298220000]

約数ペア:

[(1, 298220000), (2, 149110000), (4, 74555000), (5, 59644000), (8, 37277500), (10, 29822000), (13, 22940000), (16, 18638750), (20, 14911000), (25, 11928800), (26, 11470000), (31, 9620000), (32, 9319375), (37, 8060000), (40, 7455500), (50, 5964400), (52, 5735000), (62, 4810000), (65, 4588000), (74, 4030000), (80, 3727750), (100, 2982200), (104, 2867500), (124, 2405000), (125, 2385760), (130, 2294000), (148, 2015000), (155, 1924000), (160, 1863875), (185, 1612000), (200, 1491100), (208, 1433750), (248, 1202500), (250, 1192880), (260, 1147000), (296, 1007500), (310, 962000), (325, 917600), (370, 806000), (400, 745550), (403, 740000), (416, 716875), (481, 620000), (496, 601250), (500, 596440), (520, 573500), (592, 503750), (620, 481000), (625, 477152), (650, 458800), (740, 403000), (775, 384800), (800, 372775), (806, 370000), (925, 322400), (962, 310000), (992, 300625), (1000, 298220), (1040, 286750), (1147, 260000), (1184, 251875), (1240, 240500), (1250, 238576), (1300, 229400), (1480, 201500), (1550, 192400), (1612, 185000), (1625, 183520), (1850, 161200), (1924, 155000), (2000, 149110), (2015, 148000), (2080, 143375), (2294, 130000), (2405, 124000), (2480, 120250), (2500, 119288), (2600, 114700), (2960, 100750), (3100, 96200), (3224, 92500), (3250, 91760), (3700, 80600), (3848, 77500), (3875, 76960), (4000, 74555), (4030, 74000), (4588, 65000), (4625, 64480), (4810, 62000), (4960, 60125), (5000, 59644), (5200, 57350), (5735, 52000), (5920, 50375), (6200, 48100), (6448, 46250), (6500, 45880), (7400, 40300), (7696, 38750), (7750, 38480), (8060, 37000), (8125, 36704), (9176, 32500), (9250, 32240), (9620, 31000), (10000, 29822), (10075, 29600), (10400, 28675), (11470, 26000), (12025, 24800), (12400, 24050), (12896, 23125), (13000, 22940), (14800, 20150), (14911, 20000), (15392, 19375), (15500, 19240), (16120, 18500), (16250, 18352)]