977881436

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 144

約数和(自身を含む): 2212439040

約数和(自身を除く): 1234557604

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 47, 49, 74, 76, 94, 98, 133, 148, 151, 188, 196, 259, 266, 302, 329, 518, 532, 604, 658, 703, 893, 931, 1036, 1057, 1316, 1406, 1739, 1786, 1813, 1862, 2114, 2303, 2812, 2869, 3478, 3572, 3626, 3724, 4228, 4606, 4921, 5587, 5738, 6251, 6956, 7097, 7252, 7399, 9212, 9842, 11174, 11476, 12173, 12502, 14194, 14798, 19684, 20083, 22348, 24346, 25004, 28388, 29596, 33041, 34447, 39109, 40166, 43757, 48692, 49679, 66082, 68894, 78218, 80332, 85211, 87514, 99358, 106153, 132164, 134843, 137788, 140581, 156436, 170422, 175028, 198716, 212306, 231287, 262589, 269686, 273763, 281162, 340844, 347753, 424612, 462574, 525178, 539372, 547526, 562324, 695506, 743071, 925148, 943901, 1050356, 1095052, 1391012, 1486142, 1619009, 1838123, 1887802, 2972284, 3238018, 3676246, 3775604, 4989191, 5201497, 6476036, 6607307, 7352492, 9978382, 10402994, 12866861, 13214614, 19956764, 20805988, 25733722, 26429228, 34924337, 51467444, 69848674, 139697348, 244470359, 488940718, 977881436]

約数ペア:

[(1, 977881436), (2, 488940718), (4, 244470359), (7, 139697348), (14, 69848674), (19, 51467444), (28, 34924337), (37, 26429228), (38, 25733722), (47, 20805988), (49, 19956764), (74, 13214614), (76, 12866861), (94, 10402994), (98, 9978382), (133, 7352492), (148, 6607307), (151, 6476036), (188, 5201497), (196, 4989191), (259, 3775604), (266, 3676246), (302, 3238018), (329, 2972284), (518, 1887802), (532, 1838123), (604, 1619009), (658, 1486142), (703, 1391012), (893, 1095052), (931, 1050356), (1036, 943901), (1057, 925148), (1316, 743071), (1406, 695506), (1739, 562324), (1786, 547526), (1813, 539372), (1862, 525178), (2114, 462574), (2303, 424612), (2812, 347753), (2869, 340844), (3478, 281162), (3572, 273763), (3626, 269686), (3724, 262589), (4228, 231287), (4606, 212306), (4921, 198716), (5587, 175028), (5738, 170422), (6251, 156436), (6956, 140581), (7097, 137788), (7252, 134843), (7399, 132164), (9212, 106153), (9842, 99358), (11174, 87514), (11476, 85211), (12173, 80332), (12502, 78218), (14194, 68894), (14798, 66082), (19684, 49679), (20083, 48692), (22348, 43757), (24346, 40166), (25004, 39109), (28388, 34447), (29596, 33041)]