289905800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:196

約数の個数: 192

約数和(自身を含む): 771379200

約数和(自身を除く): 481473400

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 25, 31, 38, 40, 46, 50, 62, 76, 92, 95, 100, 107, 115, 124, 152, 155, 184, 190, 200, 214, 230, 248, 310, 380, 428, 437, 460, 475, 535, 575, 589, 620, 713, 760, 775, 856, 874, 920, 950, 1070, 1150, 1178, 1240, 1426, 1550, 1748, 1900, 2033, 2140, 2185, 2300, 2356, 2461, 2675, 2852, 2945, 3100, 3317, 3496, 3565, 3800, 4066, 4280, 4370, 4600, 4712, 4922, 5350, 5704, 5890, 6200, 6634, 7130, 8132, 8740, 9844, 10165, 10700, 10925, 11780, 12305, 13268, 13547, 14260, 14725, 16264, 16585, 17480, 17825, 19688, 20330, 21400, 21850, 23560, 24610, 26536, 27094, 28520, 29450, 33170, 35650, 40660, 43700, 46759, 49220, 50825, 54188, 58900, 61525, 63023, 66340, 67735, 71300, 76291, 81320, 82925, 87400, 93518, 98440, 101650, 108376, 117800, 123050, 126046, 132680, 135470, 142600, 152582, 165850, 187036, 203300, 233795, 246100, 252092, 270940, 305164, 315115, 331700, 338675, 374072, 381455, 406600, 467590, 492200, 504184, 541880, 610328, 630230, 663400, 677350, 762910, 935180, 1168975, 1260460, 1354700, 1449529, 1525820, 1575575, 1870360, 1907275, 2337950, 2520920, 2709400, 2899058, 3051640, 3151150, 3814550, 4675900, 5798116, 6302300, 7247645, 7629100, 9351800, 11596232, 12604600, 14495290, 15258200, 28990580, 36238225, 57981160, 72476450, 144952900, 289905800]

約数ペア:

[(1, 289905800), (2, 144952900), (4, 72476450), (5, 57981160), (8, 36238225), (10, 28990580), (19, 15258200), (20, 14495290), (23, 12604600), (25, 11596232), (31, 9351800), (38, 7629100), (40, 7247645), (46, 6302300), (50, 5798116), (62, 4675900), (76, 3814550), (92, 3151150), (95, 3051640), (100, 2899058), (107, 2709400), (115, 2520920), (124, 2337950), (152, 1907275), (155, 1870360), (184, 1575575), (190, 1525820), (200, 1449529), (214, 1354700), (230, 1260460), (248, 1168975), (310, 935180), (380, 762910), (428, 677350), (437, 663400), (460, 630230), (475, 610328), (535, 541880), (575, 504184), (589, 492200), (620, 467590), (713, 406600), (760, 381455), (775, 374072), (856, 338675), (874, 331700), (920, 315115), (950, 305164), (1070, 270940), (1150, 252092), (1178, 246100), (1240, 233795), (1426, 203300), (1550, 187036), (1748, 165850), (1900, 152582), (2033, 142600), (2140, 135470), (2185, 132680), (2300, 126046), (2356, 123050), (2461, 117800), (2675, 108376), (2852, 101650), (2945, 98440), (3100, 93518), (3317, 87400), (3496, 82925), (3565, 81320), (3800, 76291), (4066, 71300), (4280, 67735), (4370, 66340), (4600, 63023), (4712, 61525), (4922, 58900), (5350, 54188), (5704, 50825), (5890, 49220), (6200, 46759), (6634, 43700), (7130, 40660), (8132, 35650), (8740, 33170), (9844, 29450), (10165, 28520), (10700, 27094), (10925, 26536), (11780, 24610), (12305, 23560), (13268, 21850), (13547, 21400), (14260, 20330), (14725, 19688), (16264, 17825), (16585, 17480)]