28923440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1$

素因数の和:199

約数の個数: 160

約数和(自身を含む): 86244480

約数和(自身を除く): 57321040

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 29, 35, 40, 52, 56, 58, 65, 70, 80, 91, 104, 112, 116, 130, 137, 140, 145, 182, 203, 208, 232, 260, 274, 280, 290, 364, 377, 406, 455, 464, 520, 548, 560, 580, 685, 728, 754, 812, 910, 959, 1015, 1040, 1096, 1160, 1370, 1456, 1508, 1624, 1781, 1820, 1885, 1918, 2030, 2192, 2320, 2639, 2740, 3016, 3248, 3562, 3640, 3770, 3836, 3973, 4060, 4795, 5278, 5480, 6032, 7124, 7280, 7540, 7672, 7946, 8120, 8905, 9590, 10556, 10960, 12467, 13195, 14248, 15080, 15344, 15892, 16240, 17810, 19180, 19865, 21112, 24934, 26390, 27811, 28496, 30160, 31784, 35620, 38360, 39730, 42224, 49868, 51649, 52780, 55622, 62335, 63568, 71240, 76720, 79460, 99736, 103298, 105560, 111244, 124670, 139055, 142480, 158920, 199472, 206596, 211120, 222488, 249340, 258245, 278110, 317840, 361543, 413192, 444976, 498680, 516490, 556220, 723086, 826384, 997360, 1032980, 1112440, 1446172, 1807715, 2065960, 2224880, 2892344, 3615430, 4131920, 5784688, 7230860, 14461720, 28923440]

約数ペア:

[(1, 28923440), (2, 14461720), (4, 7230860), (5, 5784688), (7, 4131920), (8, 3615430), (10, 2892344), (13, 2224880), (14, 2065960), (16, 1807715), (20, 1446172), (26, 1112440), (28, 1032980), (29, 997360), (35, 826384), (40, 723086), (52, 556220), (56, 516490), (58, 498680), (65, 444976), (70, 413192), (80, 361543), (91, 317840), (104, 278110), (112, 258245), (116, 249340), (130, 222488), (137, 211120), (140, 206596), (145, 199472), (182, 158920), (203, 142480), (208, 139055), (232, 124670), (260, 111244), (274, 105560), (280, 103298), (290, 99736), (364, 79460), (377, 76720), (406, 71240), (455, 63568), (464, 62335), (520, 55622), (548, 52780), (560, 51649), (580, 49868), (685, 42224), (728, 39730), (754, 38360), (812, 35620), (910, 31784), (959, 30160), (1015, 28496), (1040, 27811), (1096, 26390), (1160, 24934), (1370, 21112), (1456, 19865), (1508, 19180), (1624, 17810), (1781, 16240), (1820, 15892), (1885, 15344), (1918, 15080), (2030, 14248), (2192, 13195), (2320, 12467), (2639, 10960), (2740, 10556), (3016, 9590), (3248, 8905), (3562, 8120), (3640, 7946), (3770, 7672), (3836, 7540), (3973, 7280), (4060, 7124), (4795, 6032), (5278, 5480)]