28381500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1$

素因数の和:102

約数の個数: 288

約数和(自身を含む): 110388096

約数和(自身を除く): 82006596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 25, 28, 30, 34, 35, 36, 42, 45, 50, 51, 53, 60, 63, 68, 70, 75, 84, 85, 90, 100, 102, 105, 106, 119, 125, 126, 140, 150, 153, 159, 170, 175, 180, 204, 210, 212, 225, 238, 250, 252, 255, 265, 300, 306, 315, 318, 340, 350, 357, 371, 375, 420, 425, 450, 476, 477, 500, 510, 525, 530, 595, 612, 630, 636, 700, 714, 742, 750, 765, 795, 850, 875, 900, 901, 954, 1020, 1050, 1060, 1071, 1113, 1125, 1190, 1260, 1275, 1325, 1428, 1484, 1500, 1530, 1575, 1590, 1700, 1750, 1785, 1802, 1855, 1908, 2100, 2125, 2142, 2226, 2250, 2380, 2385, 2550, 2625, 2650, 2703, 2975, 3060, 3150, 3180, 3339, 3500, 3570, 3604, 3710, 3825, 3975, 4250, 4284, 4452, 4500, 4505, 4770, 5100, 5250, 5300, 5355, 5406, 5565, 5950, 6300, 6307, 6375, 6625, 6678, 7140, 7420, 7650, 7875, 7950, 8109, 8500, 8925, 9010, 9275, 9540, 10500, 10710, 10812, 11130, 11900, 11925, 12614, 12750, 13250, 13356, 13515, 14875, 15300, 15750, 15900, 16218, 16695, 17850, 18020, 18550, 18921, 19125, 19875, 21420, 22260, 22525, 23850, 25228, 25500, 26500, 26775, 27030, 27825, 29750, 31500, 31535, 32436, 33390, 35700, 37100, 37842, 38250, 39750, 40545, 44625, 45050, 46375, 47700, 53550, 54060, 55650, 56763, 59500, 59625, 63070, 66780, 67575, 75684, 76500, 79500, 81090, 83475, 89250, 90100, 92750, 94605, 107100, 111300, 112625, 113526, 119250, 126140, 133875, 135150, 139125, 157675, 162180, 166950, 178500, 185500, 189210, 202725, 225250, 227052, 238500, 267750, 270300, 278250, 283815, 315350, 333900, 337875, 378420, 405450, 417375, 450500, 473025, 535500, 556500, 567630, 630700, 675750, 788375, 810900, 834750, 946050, 1013625, 1135260, 1351500, 1419075, 1576750, 1669500, 1892100, 2027250, 2365125, 2838150, 3153500, 4054500, 4730250, 5676300, 7095375, 9460500, 14190750, 28381500]

約数ペア:

[(1, 28381500), (2, 14190750), (3, 9460500), (4, 7095375), (5, 5676300), (6, 4730250), (7, 4054500), (9, 3153500), (10, 2838150), (12, 2365125), (14, 2027250), (15, 1892100), (17, 1669500), (18, 1576750), (20, 1419075), (21, 1351500), (25, 1135260), (28, 1013625), (30, 946050), (34, 834750), (35, 810900), (36, 788375), (42, 675750), (45, 630700), (50, 567630), (51, 556500), (53, 535500), (60, 473025), (63, 450500), (68, 417375), (70, 405450), (75, 378420), (84, 337875), (85, 333900), (90, 315350), (100, 283815), (102, 278250), (105, 270300), (106, 267750), (119, 238500), (125, 227052), (126, 225250), (140, 202725), (150, 189210), (153, 185500), (159, 178500), (170, 166950), (175, 162180), (180, 157675), (204, 139125), (210, 135150), (212, 133875), (225, 126140), (238, 119250), (250, 113526), (252, 112625), (255, 111300), (265, 107100), (300, 94605), (306, 92750), (315, 90100), (318, 89250), (340, 83475), (350, 81090), (357, 79500), (371, 76500), (375, 75684), (420, 67575), (425, 66780), (450, 63070), (476, 59625), (477, 59500), (500, 56763), (510, 55650), (525, 54060), (530, 53550), (595, 47700), (612, 46375), (630, 45050), (636, 44625), (700, 40545), (714, 39750), (742, 38250), (750, 37842), (765, 37100), (795, 35700), (850, 33390), (875, 32436), (900, 31535), (901, 31500), (954, 29750), (1020, 27825), (1050, 27030), (1060, 26775), (1071, 26500), (1113, 25500), (1125, 25228), (1190, 23850), (1260, 22525), (1275, 22260), (1325, 21420), (1428, 19875), (1484, 19125), (1500, 18921), (1530, 18550), (1575, 18020), (1590, 17850), (1700, 16695), (1750, 16218), (1785, 15900), (1802, 15750), (1855, 15300), (1908, 14875), (2100, 13515), (2125, 13356), (2142, 13250), (2226, 12750), (2250, 12614), (2380, 11925), (2385, 11900), (2550, 11130), (2625, 10812), (2650, 10710), (2703, 10500), (2975, 9540), (3060, 9275), (3150, 9010), (3180, 8925), (3339, 8500), (3500, 8109), (3570, 7950), (3604, 7875), (3710, 7650), (3825, 7420), (3975, 7140), (4250, 6678), (4284, 6625), (4452, 6375), (4500, 6307), (4505, 6300), (4770, 5950), (5100, 5565), (5250, 5406), (5300, 5355)]