197958240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:226

約数の個数: 288

約数和(自身を含む): 726485760

約数和(自身を除く): 528527520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 32, 36, 40, 43, 45, 46, 48, 60, 69, 72, 80, 86, 90, 92, 96, 115, 120, 129, 138, 139, 144, 160, 172, 180, 184, 207, 215, 230, 240, 258, 276, 278, 288, 344, 345, 360, 368, 387, 414, 417, 430, 460, 480, 516, 552, 556, 645, 688, 690, 695, 720, 736, 774, 828, 834, 860, 920, 989, 1032, 1035, 1104, 1112, 1251, 1290, 1376, 1380, 1390, 1440, 1548, 1656, 1668, 1720, 1840, 1935, 1978, 2064, 2070, 2085, 2208, 2224, 2502, 2580, 2760, 2780, 2967, 3096, 3197, 3312, 3336, 3440, 3680, 3870, 3956, 4128, 4140, 4170, 4448, 4945, 5004, 5160, 5520, 5560, 5934, 5977, 6192, 6255, 6394, 6624, 6672, 6880, 7740, 7912, 8280, 8340, 8901, 9591, 9890, 10008, 10320, 11040, 11120, 11868, 11954, 12384, 12510, 12788, 13344, 14835, 15480, 15824, 15985, 16560, 16680, 17802, 17931, 19182, 19780, 20016, 20640, 22240, 23736, 23908, 25020, 25576, 28773, 29670, 29885, 30960, 31648, 31970, 33120, 33360, 35604, 35862, 38364, 39560, 40032, 44505, 47472, 47816, 47955, 50040, 51152, 53793, 57546, 59340, 59770, 61920, 63940, 66720, 71208, 71724, 76728, 79120, 89010, 89655, 94944, 95632, 95910, 100080, 102304, 107586, 115092, 118680, 119540, 127880, 137471, 142416, 143448, 143865, 153456, 158240, 178020, 179310, 191264, 191820, 200160, 215172, 230184, 237360, 239080, 255760, 268965, 274942, 284832, 286896, 287730, 306912, 356040, 358620, 383640, 412413, 430344, 460368, 474720, 478160, 511520, 537930, 549884, 573792, 575460, 687355, 712080, 717240, 767280, 824826, 860688, 920736, 956320, 1075860, 1099768, 1150920, 1237239, 1374710, 1424160, 1434480, 1534560, 1649652, 1721376, 2062065, 2151720, 2199536, 2301840, 2474478, 2749420, 2868960, 3299304, 4124130, 4303440, 4399072, 4603680, 4948956, 5498840, 6186195, 6598608, 8248260, 8606880, 9897912, 10997680, 12372390, 13197216, 16496520, 19795824, 21995360, 24744780, 32993040, 39591648, 49489560, 65986080, 98979120, 197958240]

約数ペア:

[(1, 197958240), (2, 98979120), (3, 65986080), (4, 49489560), (5, 39591648), (6, 32993040), (8, 24744780), (9, 21995360), (10, 19795824), (12, 16496520), (15, 13197216), (16, 12372390), (18, 10997680), (20, 9897912), (23, 8606880), (24, 8248260), (30, 6598608), (32, 6186195), (36, 5498840), (40, 4948956), (43, 4603680), (45, 4399072), (46, 4303440), (48, 4124130), (60, 3299304), (69, 2868960), (72, 2749420), (80, 2474478), (86, 2301840), (90, 2199536), (92, 2151720), (96, 2062065), (115, 1721376), (120, 1649652), (129, 1534560), (138, 1434480), (139, 1424160), (144, 1374710), (160, 1237239), (172, 1150920), (180, 1099768), (184, 1075860), (207, 956320), (215, 920736), (230, 860688), (240, 824826), (258, 767280), (276, 717240), (278, 712080), (288, 687355), (344, 575460), (345, 573792), (360, 549884), (368, 537930), (387, 511520), (414, 478160), (417, 474720), (430, 460368), (460, 430344), (480, 412413), (516, 383640), (552, 358620), (556, 356040), (645, 306912), (688, 287730), (690, 286896), (695, 284832), (720, 274942), (736, 268965), (774, 255760), (828, 239080), (834, 237360), (860, 230184), (920, 215172), (989, 200160), (1032, 191820), (1035, 191264), (1104, 179310), (1112, 178020), (1251, 158240), (1290, 153456), (1376, 143865), (1380, 143448), (1390, 142416), (1440, 137471), (1548, 127880), (1656, 119540), (1668, 118680), (1720, 115092), (1840, 107586), (1935, 102304), (1978, 100080), (2064, 95910), (2070, 95632), (2085, 94944), (2208, 89655), (2224, 89010), (2502, 79120), (2580, 76728), (2760, 71724), (2780, 71208), (2967, 66720), (3096, 63940), (3197, 61920), (3312, 59770), (3336, 59340), (3440, 57546), (3680, 53793), (3870, 51152), (3956, 50040), (4128, 47955), (4140, 47816), (4170, 47472), (4448, 44505), (4945, 40032), (5004, 39560), (5160, 38364), (5520, 35862), (5560, 35604), (5934, 33360), (5977, 33120), (6192, 31970), (6255, 31648), (6394, 30960), (6624, 29885), (6672, 29670), (6880, 28773), (7740, 25576), (7912, 25020), (8280, 23908), (8340, 23736), (8901, 22240), (9591, 20640), (9890, 20016), (10008, 19780), (10320, 19182), (11040, 17931), (11120, 17802), (11868, 16680), (11954, 16560), (12384, 15985), (12510, 15824), (12788, 15480), (13344, 14835)]