68497800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:420

約数の個数: 192

約数和(自身を含む): 248555520

約数和(自身を除く): 180057720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 47, 50, 56, 60, 70, 75, 84, 94, 100, 105, 120, 140, 141, 150, 168, 175, 188, 200, 210, 235, 280, 282, 300, 329, 347, 350, 376, 420, 470, 525, 564, 600, 658, 694, 700, 705, 840, 940, 987, 1041, 1050, 1128, 1175, 1316, 1388, 1400, 1410, 1645, 1735, 1880, 1974, 2082, 2100, 2350, 2429, 2632, 2776, 2820, 3290, 3470, 3525, 3948, 4164, 4200, 4700, 4858, 4935, 5205, 5640, 6580, 6940, 7050, 7287, 7896, 8225, 8328, 8675, 9400, 9716, 9870, 10410, 12145, 13160, 13880, 14100, 14574, 16309, 16450, 17350, 19432, 19740, 20820, 24290, 24675, 26025, 28200, 29148, 32618, 32900, 34700, 36435, 39480, 41640, 48580, 48927, 49350, 52050, 58296, 60725, 65236, 65800, 69400, 72870, 81545, 97160, 97854, 98700, 104100, 114163, 121450, 130472, 145740, 163090, 182175, 195708, 197400, 208200, 228326, 242900, 244635, 291480, 326180, 342489, 364350, 391416, 407725, 456652, 485800, 489270, 570815, 652360, 684978, 728700, 815450, 913304, 978540, 1141630, 1223175, 1369956, 1457400, 1630900, 1712445, 1957080, 2283260, 2446350, 2739912, 2854075, 3261800, 3424890, 4566520, 4892700, 5708150, 6849780, 8562225, 9785400, 11416300, 13699560, 17124450, 22832600, 34248900, 68497800]

約数ペア:

[(1, 68497800), (2, 34248900), (3, 22832600), (4, 17124450), (5, 13699560), (6, 11416300), (7, 9785400), (8, 8562225), (10, 6849780), (12, 5708150), (14, 4892700), (15, 4566520), (20, 3424890), (21, 3261800), (24, 2854075), (25, 2739912), (28, 2446350), (30, 2283260), (35, 1957080), (40, 1712445), (42, 1630900), (47, 1457400), (50, 1369956), (56, 1223175), (60, 1141630), (70, 978540), (75, 913304), (84, 815450), (94, 728700), (100, 684978), (105, 652360), (120, 570815), (140, 489270), (141, 485800), (150, 456652), (168, 407725), (175, 391416), (188, 364350), (200, 342489), (210, 326180), (235, 291480), (280, 244635), (282, 242900), (300, 228326), (329, 208200), (347, 197400), (350, 195708), (376, 182175), (420, 163090), (470, 145740), (525, 130472), (564, 121450), (600, 114163), (658, 104100), (694, 98700), (700, 97854), (705, 97160), (840, 81545), (940, 72870), (987, 69400), (1041, 65800), (1050, 65236), (1128, 60725), (1175, 58296), (1316, 52050), (1388, 49350), (1400, 48927), (1410, 48580), (1645, 41640), (1735, 39480), (1880, 36435), (1974, 34700), (2082, 32900), (2100, 32618), (2350, 29148), (2429, 28200), (2632, 26025), (2776, 24675), (2820, 24290), (3290, 20820), (3470, 19740), (3525, 19432), (3948, 17350), (4164, 16450), (4200, 16309), (4700, 14574), (4858, 14100), (4935, 13880), (5205, 13160), (5640, 12145), (6580, 10410), (6940, 9870), (7050, 9716), (7287, 9400), (7896, 8675), (8225, 8328)]