645742188

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{971}}^1$

素因数の和:1037

約数の個数: 216

約数和(自身を含む): 2117540880

約数和(自身を除く): 1471798692

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 29, 36, 39, 42, 49, 52, 58, 63, 78, 84, 87, 91, 98, 116, 117, 126, 147, 156, 174, 182, 196, 203, 234, 252, 261, 273, 294, 348, 364, 377, 406, 441, 468, 522, 546, 588, 609, 637, 754, 812, 819, 882, 971, 1044, 1092, 1131, 1218, 1274, 1421, 1508, 1638, 1764, 1827, 1911, 1942, 2262, 2436, 2548, 2639, 2842, 2913, 3276, 3393, 3654, 3822, 3884, 4263, 4524, 5278, 5684, 5733, 5826, 6786, 6797, 7308, 7644, 7917, 8526, 8739, 10556, 11466, 11652, 12623, 12789, 13572, 13594, 15834, 17052, 17478, 18473, 20391, 22932, 23751, 25246, 25578, 27188, 28159, 31668, 34956, 36946, 37869, 40782, 47502, 47579, 50492, 51156, 55419, 56318, 61173, 73892, 75738, 81564, 84477, 88361, 95004, 95158, 110838, 112636, 113607, 122346, 142737, 151476, 166257, 168954, 176722, 190316, 197113, 221676, 227214, 244692, 253431, 265083, 285474, 332514, 337908, 353444, 366067, 394226, 428211, 454428, 506862, 530166, 570948, 591339, 618527, 665028, 732134, 788452, 795249, 856422, 1013724, 1060332, 1098201, 1182678, 1237054, 1379791, 1464268, 1590498, 1712844, 1774017, 1855581, 2196402, 2365356, 2474108, 2562469, 2759582, 3180996, 3294603, 3548034, 3711162, 4139373, 4392804, 5124938, 5519164, 5566743, 6589206, 7096068, 7422324, 7687407, 8278746, 10249876, 11133486, 12418119, 13178412, 15374814, 16557492, 17937283, 22266972, 23062221, 24836238, 30749628, 35874566, 46124442, 49672476, 53811849, 71749132, 92248884, 107623698, 161435547, 215247396, 322871094, 645742188]

約数ペア:

[(1, 645742188), (2, 322871094), (3, 215247396), (4, 161435547), (6, 107623698), (7, 92248884), (9, 71749132), (12, 53811849), (13, 49672476), (14, 46124442), (18, 35874566), (21, 30749628), (26, 24836238), (28, 23062221), (29, 22266972), (36, 17937283), (39, 16557492), (42, 15374814), (49, 13178412), (52, 12418119), (58, 11133486), (63, 10249876), (78, 8278746), (84, 7687407), (87, 7422324), (91, 7096068), (98, 6589206), (116, 5566743), (117, 5519164), (126, 5124938), (147, 4392804), (156, 4139373), (174, 3711162), (182, 3548034), (196, 3294603), (203, 3180996), (234, 2759582), (252, 2562469), (261, 2474108), (273, 2365356), (294, 2196402), (348, 1855581), (364, 1774017), (377, 1712844), (406, 1590498), (441, 1464268), (468, 1379791), (522, 1237054), (546, 1182678), (588, 1098201), (609, 1060332), (637, 1013724), (754, 856422), (812, 795249), (819, 788452), (882, 732134), (971, 665028), (1044, 618527), (1092, 591339), (1131, 570948), (1218, 530166), (1274, 506862), (1421, 454428), (1508, 428211), (1638, 394226), (1764, 366067), (1827, 353444), (1911, 337908), (1942, 332514), (2262, 285474), (2436, 265083), (2548, 253431), (2639, 244692), (2842, 227214), (2913, 221676), (3276, 197113), (3393, 190316), (3654, 176722), (3822, 168954), (3884, 166257), (4263, 151476), (4524, 142737), (5278, 122346), (5684, 113607), (5733, 112636), (5826, 110838), (6786, 95158), (6797, 95004), (7308, 88361), (7644, 84477), (7917, 81564), (8526, 75738), (8739, 73892), (10556, 61173), (11466, 56318), (11652, 55419), (12623, 51156), (12789, 50492), (13572, 47579), (13594, 47502), (15834, 40782), (17052, 37869), (17478, 36946), (18473, 34956), (20391, 31668), (22932, 28159), (23751, 27188), (25246, 25578)]