231474720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1493}}^1$

素因数の和:1547

約数の個数: 192

約数和(自身を含む): 813214080

約数和(自身を除く): 581739360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 480, 510, 544, 570, 608, 646, 680, 760, 816, 912, 969, 1020, 1140, 1292, 1360, 1493, 1520, 1615, 1632, 1824, 1938, 2040, 2280, 2584, 2720, 2986, 3040, 3230, 3876, 4080, 4479, 4560, 4845, 5168, 5972, 6460, 7465, 7752, 8160, 8958, 9120, 9690, 10336, 11944, 12920, 14930, 15504, 17916, 19380, 22395, 23888, 25381, 25840, 28367, 29860, 31008, 35832, 38760, 44790, 47776, 50762, 51680, 56734, 59720, 71664, 76143, 77520, 85101, 89580, 101524, 113468, 119440, 126905, 141835, 143328, 152286, 155040, 170202, 179160, 203048, 226936, 238880, 253810, 283670, 304572, 340404, 358320, 380715, 406096, 425505, 453872, 482239, 507620, 567340, 609144, 680808, 716640, 761430, 812192, 851010, 907744, 964478, 1015240, 1134680, 1218288, 1361616, 1446717, 1522860, 1702020, 1928956, 2030480, 2269360, 2411195, 2436576, 2723232, 2893434, 3045720, 3404040, 3857912, 4060960, 4538720, 4822390, 5786868, 6091440, 6808080, 7233585, 7715824, 9644780, 11573736, 12182880, 13616160, 14467170, 15431648, 19289560, 23147472, 28934340, 38579120, 46294944, 57868680, 77158240, 115737360, 231474720]

約数ペア:

[(1, 231474720), (2, 115737360), (3, 77158240), (4, 57868680), (5, 46294944), (6, 38579120), (8, 28934340), (10, 23147472), (12, 19289560), (15, 15431648), (16, 14467170), (17, 13616160), (19, 12182880), (20, 11573736), (24, 9644780), (30, 7715824), (32, 7233585), (34, 6808080), (38, 6091440), (40, 5786868), (48, 4822390), (51, 4538720), (57, 4060960), (60, 3857912), (68, 3404040), (76, 3045720), (80, 2893434), (85, 2723232), (95, 2436576), (96, 2411195), (102, 2269360), (114, 2030480), (120, 1928956), (136, 1702020), (152, 1522860), (160, 1446717), (170, 1361616), (190, 1218288), (204, 1134680), (228, 1015240), (240, 964478), (255, 907744), (272, 851010), (285, 812192), (304, 761430), (323, 716640), (340, 680808), (380, 609144), (408, 567340), (456, 507620), (480, 482239), (510, 453872), (544, 425505), (570, 406096), (608, 380715), (646, 358320), (680, 340404), (760, 304572), (816, 283670), (912, 253810), (969, 238880), (1020, 226936), (1140, 203048), (1292, 179160), (1360, 170202), (1493, 155040), (1520, 152286), (1615, 143328), (1632, 141835), (1824, 126905), (1938, 119440), (2040, 113468), (2280, 101524), (2584, 89580), (2720, 85101), (2986, 77520), (3040, 76143), (3230, 71664), (3876, 59720), (4080, 56734), (4479, 51680), (4560, 50762), (4845, 47776), (5168, 44790), (5972, 38760), (6460, 35832), (7465, 31008), (7752, 29860), (8160, 28367), (8958, 25840), (9120, 25381), (9690, 23888), (10336, 22395), (11944, 19380), (12920, 17916), (14930, 15504)]