311899320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{271}}^1$

素因数の和:450

約数の個数: 192

約数和(自身を含む): 1069286400

約数和(自身を除く): 757387080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 139, 180, 184, 207, 230, 271, 276, 278, 345, 360, 414, 417, 460, 542, 552, 556, 690, 695, 813, 828, 834, 920, 1035, 1084, 1112, 1251, 1355, 1380, 1390, 1626, 1656, 1668, 2070, 2085, 2168, 2439, 2502, 2710, 2760, 2780, 3197, 3252, 3336, 4065, 4140, 4170, 4878, 5004, 5420, 5560, 6233, 6255, 6394, 6504, 8130, 8280, 8340, 9591, 9756, 10008, 10840, 12195, 12466, 12510, 12788, 15985, 16260, 16680, 18699, 19182, 19512, 24390, 24932, 25020, 25576, 28773, 31165, 31970, 32520, 37398, 37669, 38364, 47955, 48780, 49864, 50040, 56097, 57546, 62330, 63940, 74796, 75338, 76728, 93495, 95910, 97560, 112194, 113007, 115092, 124660, 127880, 143865, 149592, 150676, 186990, 188345, 191820, 224388, 226014, 230184, 249320, 280485, 287730, 301352, 339021, 373980, 376690, 383640, 448776, 452028, 560970, 565035, 575460, 678042, 747960, 753380, 866387, 904056, 1121940, 1130070, 1150920, 1356084, 1506760, 1695105, 1732774, 2243880, 2260140, 2599161, 2712168, 3390210, 3465548, 4331935, 4520280, 5198322, 6780420, 6931096, 7797483, 8663870, 10396644, 12995805, 13560840, 15594966, 17327740, 20793288, 25991610, 31189932, 34655480, 38987415, 51983220, 62379864, 77974830, 103966440, 155949660, 311899320]

約数ペア:

[(1, 311899320), (2, 155949660), (3, 103966440), (4, 77974830), (5, 62379864), (6, 51983220), (8, 38987415), (9, 34655480), (10, 31189932), (12, 25991610), (15, 20793288), (18, 17327740), (20, 15594966), (23, 13560840), (24, 12995805), (30, 10396644), (36, 8663870), (40, 7797483), (45, 6931096), (46, 6780420), (60, 5198322), (69, 4520280), (72, 4331935), (90, 3465548), (92, 3390210), (115, 2712168), (120, 2599161), (138, 2260140), (139, 2243880), (180, 1732774), (184, 1695105), (207, 1506760), (230, 1356084), (271, 1150920), (276, 1130070), (278, 1121940), (345, 904056), (360, 866387), (414, 753380), (417, 747960), (460, 678042), (542, 575460), (552, 565035), (556, 560970), (690, 452028), (695, 448776), (813, 383640), (828, 376690), (834, 373980), (920, 339021), (1035, 301352), (1084, 287730), (1112, 280485), (1251, 249320), (1355, 230184), (1380, 226014), (1390, 224388), (1626, 191820), (1656, 188345), (1668, 186990), (2070, 150676), (2085, 149592), (2168, 143865), (2439, 127880), (2502, 124660), (2710, 115092), (2760, 113007), (2780, 112194), (3197, 97560), (3252, 95910), (3336, 93495), (4065, 76728), (4140, 75338), (4170, 74796), (4878, 63940), (5004, 62330), (5420, 57546), (5560, 56097), (6233, 50040), (6255, 49864), (6394, 48780), (6504, 47955), (8130, 38364), (8280, 37669), (8340, 37398), (9591, 32520), (9756, 31970), (10008, 31165), (10840, 28773), (12195, 25576), (12466, 25020), (12510, 24932), (12788, 24390), (15985, 19512), (16260, 19182), (16680, 18699)]