28364700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1039}}^1$

素因数の和:1076

約数の個数: 144

約数和(自身を含む): 101104640

約数和(自身を除く): 72739940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 25, 26, 28, 30, 35, 39, 42, 50, 52, 60, 65, 70, 75, 78, 84, 91, 100, 105, 130, 140, 150, 156, 175, 182, 195, 210, 260, 273, 300, 325, 350, 364, 390, 420, 455, 525, 546, 650, 700, 780, 910, 975, 1039, 1050, 1092, 1300, 1365, 1820, 1950, 2078, 2100, 2275, 2730, 3117, 3900, 4156, 4550, 5195, 5460, 6234, 6825, 7273, 9100, 10390, 12468, 13507, 13650, 14546, 15585, 20780, 21819, 25975, 27014, 27300, 29092, 31170, 36365, 40521, 43638, 51950, 54028, 62340, 67535, 72730, 77925, 81042, 87276, 94549, 103900, 109095, 135070, 145460, 155850, 162084, 181825, 189098, 202605, 218190, 270140, 283647, 311700, 337675, 363650, 378196, 405210, 436380, 472745, 545475, 567294, 675350, 727300, 810420, 945490, 1013025, 1090950, 1134588, 1350700, 1418235, 1890980, 2026050, 2181900, 2363725, 2836470, 4052100, 4727450, 5672940, 7091175, 9454900, 14182350, 28364700]

約数ペア:

[(1, 28364700), (2, 14182350), (3, 9454900), (4, 7091175), (5, 5672940), (6, 4727450), (7, 4052100), (10, 2836470), (12, 2363725), (13, 2181900), (14, 2026050), (15, 1890980), (20, 1418235), (21, 1350700), (25, 1134588), (26, 1090950), (28, 1013025), (30, 945490), (35, 810420), (39, 727300), (42, 675350), (50, 567294), (52, 545475), (60, 472745), (65, 436380), (70, 405210), (75, 378196), (78, 363650), (84, 337675), (91, 311700), (100, 283647), (105, 270140), (130, 218190), (140, 202605), (150, 189098), (156, 181825), (175, 162084), (182, 155850), (195, 145460), (210, 135070), (260, 109095), (273, 103900), (300, 94549), (325, 87276), (350, 81042), (364, 77925), (390, 72730), (420, 67535), (455, 62340), (525, 54028), (546, 51950), (650, 43638), (700, 40521), (780, 36365), (910, 31170), (975, 29092), (1039, 27300), (1050, 27014), (1092, 25975), (1300, 21819), (1365, 20780), (1820, 15585), (1950, 14546), (2078, 13650), (2100, 13507), (2275, 12468), (2730, 10390), (3117, 9100), (3900, 7273), (4156, 6825), (4550, 6234), (5195, 5460)]