815841572

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:302

約数の個数: 144

約数和(自身を含む): 1890972720

約数和(自身を除く): 1075131148

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 29, 49, 52, 58, 61, 91, 98, 116, 122, 181, 182, 196, 203, 244, 362, 364, 377, 406, 427, 637, 724, 754, 793, 812, 854, 1267, 1274, 1421, 1508, 1586, 1708, 1769, 2353, 2534, 2548, 2639, 2842, 2989, 3172, 3538, 4706, 5068, 5249, 5278, 5551, 5684, 5978, 7076, 8869, 9412, 10498, 10556, 11041, 11102, 11956, 12383, 16471, 17738, 18473, 20996, 22082, 22204, 22997, 24766, 32942, 35476, 36743, 36946, 38857, 44164, 45994, 49532, 65884, 68237, 73486, 73892, 77287, 77714, 86681, 91988, 115297, 136474, 143533, 146972, 154574, 155428, 160979, 173362, 230594, 257201, 272948, 287066, 309148, 320189, 321958, 346724, 461188, 477659, 514402, 541009, 574132, 640378, 643916, 955318, 1004731, 1028804, 1082018, 1126853, 1280756, 1910636, 2009462, 2164036, 2241323, 2253706, 3343613, 4018924, 4162457, 4482646, 4507412, 6687226, 7033117, 8324914, 8965292, 13374452, 14066234, 15689261, 16649828, 28132468, 29137199, 31378522, 58274398, 62757044, 116548796, 203960393, 407920786, 815841572]

約数ペア:

[(1, 815841572), (2, 407920786), (4, 203960393), (7, 116548796), (13, 62757044), (14, 58274398), (26, 31378522), (28, 29137199), (29, 28132468), (49, 16649828), (52, 15689261), (58, 14066234), (61, 13374452), (91, 8965292), (98, 8324914), (116, 7033117), (122, 6687226), (181, 4507412), (182, 4482646), (196, 4162457), (203, 4018924), (244, 3343613), (362, 2253706), (364, 2241323), (377, 2164036), (406, 2009462), (427, 1910636), (637, 1280756), (724, 1126853), (754, 1082018), (793, 1028804), (812, 1004731), (854, 955318), (1267, 643916), (1274, 640378), (1421, 574132), (1508, 541009), (1586, 514402), (1708, 477659), (1769, 461188), (2353, 346724), (2534, 321958), (2548, 320189), (2639, 309148), (2842, 287066), (2989, 272948), (3172, 257201), (3538, 230594), (4706, 173362), (5068, 160979), (5249, 155428), (5278, 154574), (5551, 146972), (5684, 143533), (5978, 136474), (7076, 115297), (8869, 91988), (9412, 86681), (10498, 77714), (10556, 77287), (11041, 73892), (11102, 73486), (11956, 68237), (12383, 65884), (16471, 49532), (17738, 45994), (18473, 44164), (20996, 38857), (22082, 36946), (22204, 36743), (22997, 35476), (24766, 32942)]