220557456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 762772608

約数和(自身を除く): 542215152

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 34, 36, 42, 48, 51, 56, 61, 63, 68, 72, 84, 102, 112, 119, 122, 126, 136, 144, 153, 168, 183, 204, 211, 238, 244, 252, 272, 306, 336, 357, 366, 408, 422, 427, 476, 488, 504, 549, 612, 633, 714, 732, 816, 844, 854, 952, 976, 1008, 1037, 1071, 1098, 1224, 1266, 1281, 1428, 1464, 1477, 1688, 1708, 1899, 1904, 2074, 2142, 2196, 2448, 2532, 2562, 2856, 2928, 2954, 3111, 3376, 3416, 3587, 3798, 3843, 4148, 4284, 4392, 4431, 5064, 5124, 5712, 5908, 6222, 6832, 7174, 7259, 7596, 7686, 8296, 8568, 8784, 8862, 9333, 10128, 10248, 10761, 11816, 12444, 12871, 13293, 14348, 14518, 15192, 15372, 16592, 17136, 17724, 18666, 20496, 21522, 21777, 23632, 24888, 25109, 25742, 26586, 28696, 29036, 30384, 30744, 32283, 35448, 37332, 38613, 43044, 43554, 49776, 50218, 51484, 53172, 57392, 58072, 61488, 64566, 65331, 70896, 74664, 75327, 77226, 86088, 87108, 90097, 100436, 102968, 106344, 115839, 116144, 129132, 130662, 149328, 150654, 154452, 172176, 174216, 180194, 200872, 205936, 212688, 218807, 225981, 231678, 258264, 261324, 270291, 301308, 308904, 348432, 360388, 401744, 437614, 451962, 463356, 516528, 522648, 540582, 602616, 617808, 656421, 720776, 810873, 875228, 903924, 926712, 1045296, 1081164, 1205232, 1312842, 1441552, 1531649, 1621746, 1750456, 1807848, 1853424, 1969263, 2162328, 2625684, 3063298, 3243492, 3500912, 3615696, 3938526, 4324656, 4594947, 5251368, 6126596, 6486984, 7877052, 9189894, 10502736, 12253192, 12973968, 13784841, 15754104, 18379788, 24506384, 27569682, 31508208, 36759576, 55139364, 73519152, 110278728, 220557456]

約数ペア:

[(1, 220557456), (2, 110278728), (3, 73519152), (4, 55139364), (6, 36759576), (7, 31508208), (8, 27569682), (9, 24506384), (12, 18379788), (14, 15754104), (16, 13784841), (17, 12973968), (18, 12253192), (21, 10502736), (24, 9189894), (28, 7877052), (34, 6486984), (36, 6126596), (42, 5251368), (48, 4594947), (51, 4324656), (56, 3938526), (61, 3615696), (63, 3500912), (68, 3243492), (72, 3063298), (84, 2625684), (102, 2162328), (112, 1969263), (119, 1853424), (122, 1807848), (126, 1750456), (136, 1621746), (144, 1531649), (153, 1441552), (168, 1312842), (183, 1205232), (204, 1081164), (211, 1045296), (238, 926712), (244, 903924), (252, 875228), (272, 810873), (306, 720776), (336, 656421), (357, 617808), (366, 602616), (408, 540582), (422, 522648), (427, 516528), (476, 463356), (488, 451962), (504, 437614), (549, 401744), (612, 360388), (633, 348432), (714, 308904), (732, 301308), (816, 270291), (844, 261324), (854, 258264), (952, 231678), (976, 225981), (1008, 218807), (1037, 212688), (1071, 205936), (1098, 200872), (1224, 180194), (1266, 174216), (1281, 172176), (1428, 154452), (1464, 150654), (1477, 149328), (1688, 130662), (1708, 129132), (1899, 116144), (1904, 115839), (2074, 106344), (2142, 102968), (2196, 100436), (2448, 90097), (2532, 87108), (2562, 86088), (2856, 77226), (2928, 75327), (2954, 74664), (3111, 70896), (3376, 65331), (3416, 64566), (3587, 61488), (3798, 58072), (3843, 57392), (4148, 53172), (4284, 51484), (4392, 50218), (4431, 49776), (5064, 43554), (5124, 43044), (5712, 38613), (5908, 37332), (6222, 35448), (6832, 32283), (7174, 30744), (7259, 30384), (7596, 29036), (7686, 28696), (8296, 26586), (8568, 25742), (8784, 25109), (8862, 24888), (9333, 23632), (10128, 21777), (10248, 21522), (10761, 20496), (11816, 18666), (12444, 17724), (12871, 17136), (13293, 16592), (14348, 15372), (14518, 15192)]