218622880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 627056640

約数和(自身を除く): 408433760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 53, 56, 58, 70, 80, 106, 112, 116, 127, 140, 145, 160, 203, 212, 224, 232, 254, 265, 280, 290, 371, 406, 424, 464, 508, 530, 560, 580, 635, 742, 812, 848, 889, 928, 1015, 1016, 1060, 1120, 1160, 1270, 1484, 1537, 1624, 1696, 1778, 1855, 2030, 2032, 2120, 2320, 2540, 2968, 3074, 3248, 3556, 3683, 3710, 4060, 4064, 4240, 4445, 4640, 5080, 5936, 6148, 6496, 6731, 7112, 7366, 7420, 7685, 8120, 8480, 8890, 10160, 10759, 11872, 12296, 13462, 14224, 14732, 14840, 15370, 16240, 17780, 18415, 20320, 21518, 24592, 25781, 26924, 28448, 29464, 29680, 30740, 32480, 33655, 35560, 36830, 43036, 47117, 49184, 51562, 53795, 53848, 58928, 59360, 61480, 67310, 71120, 73660, 86072, 94234, 103124, 107590, 107696, 117856, 122960, 128905, 134620, 142240, 147320, 172144, 188468, 195199, 206248, 215180, 215392, 235585, 245920, 257810, 269240, 294640, 344288, 376936, 390398, 412496, 430360, 471170, 515620, 538480, 589280, 753872, 780796, 824992, 860720, 942340, 975995, 1031240, 1076960, 1366393, 1507744, 1561592, 1721440, 1884680, 1951990, 2062480, 2732786, 3123184, 3769360, 3903980, 4124960, 5465572, 6246368, 6831965, 7538720, 7807960, 10931144, 13663930, 15615920, 21862288, 27327860, 31231840, 43724576, 54655720, 109311440, 218622880]

約数ペア:

[(1, 218622880), (2, 109311440), (4, 54655720), (5, 43724576), (7, 31231840), (8, 27327860), (10, 21862288), (14, 15615920), (16, 13663930), (20, 10931144), (28, 7807960), (29, 7538720), (32, 6831965), (35, 6246368), (40, 5465572), (53, 4124960), (56, 3903980), (58, 3769360), (70, 3123184), (80, 2732786), (106, 2062480), (112, 1951990), (116, 1884680), (127, 1721440), (140, 1561592), (145, 1507744), (160, 1366393), (203, 1076960), (212, 1031240), (224, 975995), (232, 942340), (254, 860720), (265, 824992), (280, 780796), (290, 753872), (371, 589280), (406, 538480), (424, 515620), (464, 471170), (508, 430360), (530, 412496), (560, 390398), (580, 376936), (635, 344288), (742, 294640), (812, 269240), (848, 257810), (889, 245920), (928, 235585), (1015, 215392), (1016, 215180), (1060, 206248), (1120, 195199), (1160, 188468), (1270, 172144), (1484, 147320), (1537, 142240), (1624, 134620), (1696, 128905), (1778, 122960), (1855, 117856), (2030, 107696), (2032, 107590), (2120, 103124), (2320, 94234), (2540, 86072), (2968, 73660), (3074, 71120), (3248, 67310), (3556, 61480), (3683, 59360), (3710, 58928), (4060, 53848), (4064, 53795), (4240, 51562), (4445, 49184), (4640, 47117), (5080, 43036), (5936, 36830), (6148, 35560), (6496, 33655), (6731, 32480), (7112, 30740), (7366, 29680), (7420, 29464), (7685, 28448), (8120, 26924), (8480, 25781), (8890, 24592), (10160, 21518), (10759, 20320), (11872, 18415), (12296, 17780), (13462, 16240), (14224, 15370), (14732, 14840)]