77147980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 192

約数和(自身を含む): 221276160

約数和(自身を除く): 144128180

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 23, 26, 28, 35, 38, 46, 52, 65, 70, 76, 91, 92, 95, 97, 115, 130, 133, 140, 161, 182, 190, 194, 230, 247, 260, 266, 299, 322, 364, 380, 388, 437, 455, 460, 485, 494, 532, 598, 644, 665, 679, 805, 874, 910, 970, 988, 1196, 1235, 1261, 1330, 1358, 1495, 1610, 1729, 1748, 1820, 1843, 1940, 2093, 2185, 2231, 2470, 2522, 2660, 2716, 2990, 3059, 3220, 3395, 3458, 3686, 4186, 4370, 4462, 4940, 5044, 5681, 5980, 6118, 6305, 6790, 6916, 7372, 8372, 8645, 8740, 8827, 8924, 9215, 10465, 11155, 11362, 12236, 12610, 12901, 13580, 15295, 15617, 17290, 17654, 18430, 20930, 22310, 22724, 23959, 25220, 25802, 28405, 29003, 30590, 31234, 34580, 35308, 36860, 39767, 41860, 42389, 44135, 44620, 47918, 51604, 56810, 58006, 61180, 62468, 64505, 78085, 79534, 84778, 88270, 95836, 113620, 116012, 119795, 129010, 145015, 156170, 159068, 167713, 169556, 176540, 198835, 203021, 211945, 239590, 258020, 290030, 296723, 312340, 335426, 397670, 406042, 423890, 479180, 551057, 580060, 593446, 670852, 795340, 812084, 838565, 847780, 1015105, 1102114, 1186892, 1483615, 1677130, 2030210, 2204228, 2755285, 2967230, 3354260, 3857399, 4060420, 5510570, 5934460, 7714798, 11021140, 15429596, 19286995, 38573990, 77147980]

約数ペア:

[(1, 77147980), (2, 38573990), (4, 19286995), (5, 15429596), (7, 11021140), (10, 7714798), (13, 5934460), (14, 5510570), (19, 4060420), (20, 3857399), (23, 3354260), (26, 2967230), (28, 2755285), (35, 2204228), (38, 2030210), (46, 1677130), (52, 1483615), (65, 1186892), (70, 1102114), (76, 1015105), (91, 847780), (92, 838565), (95, 812084), (97, 795340), (115, 670852), (130, 593446), (133, 580060), (140, 551057), (161, 479180), (182, 423890), (190, 406042), (194, 397670), (230, 335426), (247, 312340), (260, 296723), (266, 290030), (299, 258020), (322, 239590), (364, 211945), (380, 203021), (388, 198835), (437, 176540), (455, 169556), (460, 167713), (485, 159068), (494, 156170), (532, 145015), (598, 129010), (644, 119795), (665, 116012), (679, 113620), (805, 95836), (874, 88270), (910, 84778), (970, 79534), (988, 78085), (1196, 64505), (1235, 62468), (1261, 61180), (1330, 58006), (1358, 56810), (1495, 51604), (1610, 47918), (1729, 44620), (1748, 44135), (1820, 42389), (1843, 41860), (1940, 39767), (2093, 36860), (2185, 35308), (2231, 34580), (2470, 31234), (2522, 30590), (2660, 29003), (2716, 28405), (2990, 25802), (3059, 25220), (3220, 23959), (3395, 22724), (3458, 22310), (3686, 20930), (4186, 18430), (4370, 17654), (4462, 17290), (4940, 15617), (5044, 15295), (5681, 13580), (5980, 12901), (6118, 12610), (6305, 12236), (6790, 11362), (6916, 11155), (7372, 10465), (8372, 9215), (8645, 8924), (8740, 8827)]