77765820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 261273600

約数和(自身を除く): 183507780

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 29, 30, 33, 34, 44, 51, 55, 58, 60, 66, 68, 85, 87, 102, 110, 116, 132, 145, 165, 170, 174, 187, 204, 220, 239, 255, 290, 319, 330, 340, 348, 374, 435, 478, 493, 510, 561, 580, 638, 660, 717, 748, 870, 935, 956, 957, 986, 1020, 1122, 1195, 1276, 1434, 1479, 1595, 1740, 1870, 1914, 1972, 2244, 2390, 2465, 2629, 2805, 2868, 2958, 3190, 3585, 3740, 3828, 4063, 4780, 4785, 4930, 5258, 5423, 5610, 5916, 6380, 6931, 7170, 7395, 7887, 8126, 9570, 9860, 10516, 10846, 11220, 12189, 13145, 13862, 14340, 14790, 15774, 16252, 16269, 19140, 20315, 20793, 21692, 24378, 26290, 27115, 27724, 29580, 31548, 32538, 34655, 39435, 40630, 41586, 44693, 48756, 52580, 54230, 60945, 65076, 69310, 76241, 78870, 81260, 81345, 83172, 89386, 103965, 108460, 117827, 121890, 134079, 138620, 152482, 157740, 162690, 178772, 207930, 223465, 228723, 235654, 243780, 268158, 304964, 325380, 353481, 381205, 415860, 446930, 457446, 471308, 536316, 589135, 670395, 706962, 762410, 893860, 914892, 1143615, 1178270, 1296097, 1340790, 1413924, 1524820, 1767405, 2287230, 2356540, 2592194, 2681580, 3534810, 3888291, 4574460, 5184388, 6480485, 7069620, 7776582, 12960970, 15553164, 19441455, 25921940, 38882910, 77765820]

約数ペア:

[(1, 77765820), (2, 38882910), (3, 25921940), (4, 19441455), (5, 15553164), (6, 12960970), (10, 7776582), (11, 7069620), (12, 6480485), (15, 5184388), (17, 4574460), (20, 3888291), (22, 3534810), (29, 2681580), (30, 2592194), (33, 2356540), (34, 2287230), (44, 1767405), (51, 1524820), (55, 1413924), (58, 1340790), (60, 1296097), (66, 1178270), (68, 1143615), (85, 914892), (87, 893860), (102, 762410), (110, 706962), (116, 670395), (132, 589135), (145, 536316), (165, 471308), (170, 457446), (174, 446930), (187, 415860), (204, 381205), (220, 353481), (239, 325380), (255, 304964), (290, 268158), (319, 243780), (330, 235654), (340, 228723), (348, 223465), (374, 207930), (435, 178772), (478, 162690), (493, 157740), (510, 152482), (561, 138620), (580, 134079), (638, 121890), (660, 117827), (717, 108460), (748, 103965), (870, 89386), (935, 83172), (956, 81345), (957, 81260), (986, 78870), (1020, 76241), (1122, 69310), (1195, 65076), (1276, 60945), (1434, 54230), (1479, 52580), (1595, 48756), (1740, 44693), (1870, 41586), (1914, 40630), (1972, 39435), (2244, 34655), (2390, 32538), (2465, 31548), (2629, 29580), (2805, 27724), (2868, 27115), (2958, 26290), (3190, 24378), (3585, 21692), (3740, 20793), (3828, 20315), (4063, 19140), (4780, 16269), (4785, 16252), (4930, 15774), (5258, 14790), (5423, 14340), (5610, 13862), (5916, 13145), (6380, 12189), (6931, 11220), (7170, 10846), (7395, 10516), (7887, 9860), (8126, 9570)]