28424760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1$

素因数の和:190

約数の個数: 256

約数和(自身を含む): 111283200

約数和(自身を除く): 82858440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 19, 20, 21, 24, 26, 28, 30, 35, 38, 39, 40, 42, 52, 56, 57, 60, 65, 70, 76, 78, 84, 91, 95, 104, 105, 114, 120, 130, 133, 137, 140, 152, 156, 168, 182, 190, 195, 210, 228, 247, 260, 266, 273, 274, 280, 285, 312, 364, 380, 390, 399, 411, 420, 455, 456, 494, 520, 532, 546, 548, 570, 665, 685, 728, 741, 760, 780, 798, 822, 840, 910, 959, 988, 1064, 1092, 1096, 1140, 1235, 1330, 1365, 1370, 1482, 1560, 1596, 1644, 1729, 1781, 1820, 1918, 1976, 1995, 2055, 2184, 2280, 2470, 2603, 2660, 2730, 2740, 2877, 2964, 3192, 3288, 3458, 3562, 3640, 3705, 3836, 3990, 4110, 4795, 4940, 5187, 5206, 5320, 5343, 5460, 5480, 5754, 5928, 6916, 7124, 7410, 7672, 7809, 7980, 8220, 8645, 8905, 9590, 9880, 10374, 10412, 10686, 10920, 11508, 12467, 13015, 13832, 14248, 14385, 14820, 15618, 15960, 16440, 17290, 17810, 18221, 19180, 20748, 20824, 21372, 23016, 24934, 25935, 26030, 26715, 28770, 29640, 31236, 33839, 34580, 35620, 36442, 37401, 38360, 39045, 41496, 42744, 49868, 51870, 52060, 53430, 54663, 57540, 62335, 62472, 67678, 69160, 71240, 72884, 74802, 78090, 91105, 99736, 101517, 103740, 104120, 106860, 109326, 115080, 124670, 135356, 145768, 149604, 156180, 169195, 182210, 187005, 203034, 207480, 213720, 218652, 236873, 249340, 270712, 273315, 299208, 312360, 338390, 364420, 374010, 406068, 437304, 473746, 498680, 507585, 546630, 676780, 710619, 728840, 748020, 812136, 947492, 1015170, 1093260, 1184365, 1353560, 1421238, 1496040, 1894984, 2030340, 2186520, 2368730, 2842476, 3553095, 4060680, 4737460, 5684952, 7106190, 9474920, 14212380, 28424760]

約数ペア:

[(1, 28424760), (2, 14212380), (3, 9474920), (4, 7106190), (5, 5684952), (6, 4737460), (7, 4060680), (8, 3553095), (10, 2842476), (12, 2368730), (13, 2186520), (14, 2030340), (15, 1894984), (19, 1496040), (20, 1421238), (21, 1353560), (24, 1184365), (26, 1093260), (28, 1015170), (30, 947492), (35, 812136), (38, 748020), (39, 728840), (40, 710619), (42, 676780), (52, 546630), (56, 507585), (57, 498680), (60, 473746), (65, 437304), (70, 406068), (76, 374010), (78, 364420), (84, 338390), (91, 312360), (95, 299208), (104, 273315), (105, 270712), (114, 249340), (120, 236873), (130, 218652), (133, 213720), (137, 207480), (140, 203034), (152, 187005), (156, 182210), (168, 169195), (182, 156180), (190, 149604), (195, 145768), (210, 135356), (228, 124670), (247, 115080), (260, 109326), (266, 106860), (273, 104120), (274, 103740), (280, 101517), (285, 99736), (312, 91105), (364, 78090), (380, 74802), (390, 72884), (399, 71240), (411, 69160), (420, 67678), (455, 62472), (456, 62335), (494, 57540), (520, 54663), (532, 53430), (546, 52060), (548, 51870), (570, 49868), (665, 42744), (685, 41496), (728, 39045), (741, 38360), (760, 37401), (780, 36442), (798, 35620), (822, 34580), (840, 33839), (910, 31236), (959, 29640), (988, 28770), (1064, 26715), (1092, 26030), (1096, 25935), (1140, 24934), (1235, 23016), (1330, 21372), (1365, 20824), (1370, 20748), (1482, 19180), (1560, 18221), (1596, 17810), (1644, 17290), (1729, 16440), (1781, 15960), (1820, 15618), (1918, 14820), (1976, 14385), (1995, 14248), (2055, 13832), (2184, 13015), (2280, 12467), (2470, 11508), (2603, 10920), (2660, 10686), (2730, 10412), (2740, 10374), (2877, 9880), (2964, 9590), (3192, 8905), (3288, 8645), (3458, 8220), (3562, 7980), (3640, 7809), (3705, 7672), (3836, 7410), (3990, 7124), (4110, 6916), (4795, 5928), (4940, 5754), (5187, 5480), (5206, 5460), (5320, 5343)]