208455156

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:263

約数の個数: 288

約数和(自身を含む): 726485760

約数和(自身を除く): 518030604

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 19, 21, 26, 28, 34, 36, 38, 39, 42, 51, 52, 57, 63, 68, 76, 78, 84, 91, 102, 114, 117, 119, 126, 133, 153, 156, 171, 182, 197, 204, 221, 228, 234, 238, 247, 252, 266, 273, 306, 323, 342, 357, 364, 394, 399, 442, 468, 476, 494, 532, 546, 591, 612, 646, 663, 684, 714, 741, 788, 798, 819, 884, 969, 988, 1071, 1092, 1182, 1197, 1292, 1326, 1379, 1428, 1482, 1547, 1596, 1638, 1729, 1773, 1938, 1989, 2142, 2223, 2261, 2364, 2394, 2561, 2652, 2758, 2907, 2964, 3094, 3276, 3349, 3458, 3546, 3743, 3876, 3978, 4137, 4199, 4284, 4446, 4522, 4641, 4788, 5122, 5187, 5516, 5814, 6188, 6698, 6783, 6916, 7092, 7486, 7683, 7956, 8274, 8398, 8892, 9044, 9282, 10047, 10244, 10374, 11229, 11628, 12411, 12597, 13396, 13566, 13923, 14972, 15366, 15561, 16548, 16796, 17927, 18564, 20094, 20349, 20748, 22458, 23049, 23443, 24822, 25194, 26201, 27132, 27846, 29393, 30141, 30732, 31122, 33687, 35854, 37791, 40188, 40698, 43537, 44916, 46098, 46886, 48659, 49644, 50388, 52402, 53781, 55692, 58786, 60282, 62244, 63631, 67374, 70329, 71708, 75582, 78603, 81396, 87074, 88179, 92196, 93772, 97318, 104804, 107562, 117572, 120564, 127262, 130611, 134748, 140658, 145977, 151164, 157206, 161343, 174148, 176358, 190893, 194636, 210987, 215124, 235809, 254524, 261222, 264537, 281316, 291954, 304759, 314412, 322686, 340613, 352716, 381786, 391833, 421974, 437931, 445417, 471618, 522444, 529074, 572679, 583908, 609518, 645372, 681226, 763572, 783666, 827203, 843948, 875862, 890834, 914277, 943236, 1021839, 1058148, 1145358, 1219036, 1336251, 1362452, 1567332, 1654406, 1751724, 1781668, 1828554, 2043678, 2290716, 2481609, 2672502, 2742831, 3065517, 3308812, 3657108, 4008753, 4087356, 4963218, 5345004, 5485662, 5790421, 6131034, 7444827, 8017506, 9926436, 10971324, 11580842, 12262068, 14889654, 16035012, 17371263, 23161684, 29779308, 34742526, 52113789, 69485052, 104227578, 208455156]

約数ペア:

[(1, 208455156), (2, 104227578), (3, 69485052), (4, 52113789), (6, 34742526), (7, 29779308), (9, 23161684), (12, 17371263), (13, 16035012), (14, 14889654), (17, 12262068), (18, 11580842), (19, 10971324), (21, 9926436), (26, 8017506), (28, 7444827), (34, 6131034), (36, 5790421), (38, 5485662), (39, 5345004), (42, 4963218), (51, 4087356), (52, 4008753), (57, 3657108), (63, 3308812), (68, 3065517), (76, 2742831), (78, 2672502), (84, 2481609), (91, 2290716), (102, 2043678), (114, 1828554), (117, 1781668), (119, 1751724), (126, 1654406), (133, 1567332), (153, 1362452), (156, 1336251), (171, 1219036), (182, 1145358), (197, 1058148), (204, 1021839), (221, 943236), (228, 914277), (234, 890834), (238, 875862), (247, 843948), (252, 827203), (266, 783666), (273, 763572), (306, 681226), (323, 645372), (342, 609518), (357, 583908), (364, 572679), (394, 529074), (399, 522444), (442, 471618), (468, 445417), (476, 437931), (494, 421974), (532, 391833), (546, 381786), (591, 352716), (612, 340613), (646, 322686), (663, 314412), (684, 304759), (714, 291954), (741, 281316), (788, 264537), (798, 261222), (819, 254524), (884, 235809), (969, 215124), (988, 210987), (1071, 194636), (1092, 190893), (1182, 176358), (1197, 174148), (1292, 161343), (1326, 157206), (1379, 151164), (1428, 145977), (1482, 140658), (1547, 134748), (1596, 130611), (1638, 127262), (1729, 120564), (1773, 117572), (1938, 107562), (1989, 104804), (2142, 97318), (2223, 93772), (2261, 92196), (2364, 88179), (2394, 87074), (2561, 81396), (2652, 78603), (2758, 75582), (2907, 71708), (2964, 70329), (3094, 67374), (3276, 63631), (3349, 62244), (3458, 60282), (3546, 58786), (3743, 55692), (3876, 53781), (3978, 52402), (4137, 50388), (4199, 49644), (4284, 48659), (4446, 46886), (4522, 46098), (4641, 44916), (4788, 43537), (5122, 40698), (5187, 40188), (5516, 37791), (5814, 35854), (6188, 33687), (6698, 31122), (6783, 30732), (6916, 30141), (7092, 29393), (7486, 27846), (7683, 27132), (7956, 26201), (8274, 25194), (8398, 24822), (8892, 23443), (9044, 23049), (9282, 22458), (10047, 20748), (10244, 20349), (10374, 20094), (11229, 18564), (11628, 17927), (12411, 16796), (12597, 16548), (13396, 15561), (13566, 15366), (13923, 14972)]