664618864

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^3\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:164

約数の個数: 160

約数和(自身を含む): 1659754880

約数和(自身を除く): 995136016

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 37, 52, 56, 73, 74, 91, 104, 112, 146, 148, 169, 182, 208, 259, 292, 296, 338, 364, 481, 511, 518, 584, 592, 676, 728, 949, 962, 1022, 1036, 1168, 1183, 1352, 1456, 1898, 1924, 2044, 2072, 2197, 2366, 2701, 2704, 3367, 3796, 3848, 4088, 4144, 4394, 4732, 5402, 6253, 6643, 6734, 7592, 7696, 8176, 8788, 9464, 10804, 12337, 12506, 13286, 13468, 15184, 15379, 17576, 18907, 18928, 21608, 24674, 25012, 26572, 26936, 30758, 35113, 35152, 37814, 43216, 43771, 49348, 50024, 53144, 53872, 61516, 70226, 75628, 81289, 86359, 87542, 98696, 100048, 106288, 123032, 140452, 151256, 160381, 162578, 172718, 175084, 197392, 245791, 246064, 280904, 302512, 320762, 325156, 345436, 350168, 456469, 491582, 561808, 569023, 641524, 650312, 690872, 700336, 912938, 983164, 1122667, 1138046, 1283048, 1300624, 1381744, 1825876, 1966328, 2245334, 2276092, 2566096, 3195283, 3651752, 3932656, 4490668, 4552184, 5934097, 6390566, 7303504, 8981336, 9104368, 11868194, 12781132, 17962672, 23736388, 25562264, 41538679, 47472776, 51124528, 83077358, 94945552, 166154716, 332309432, 664618864]

約数ペア:

[(1, 664618864), (2, 332309432), (4, 166154716), (7, 94945552), (8, 83077358), (13, 51124528), (14, 47472776), (16, 41538679), (26, 25562264), (28, 23736388), (37, 17962672), (52, 12781132), (56, 11868194), (73, 9104368), (74, 8981336), (91, 7303504), (104, 6390566), (112, 5934097), (146, 4552184), (148, 4490668), (169, 3932656), (182, 3651752), (208, 3195283), (259, 2566096), (292, 2276092), (296, 2245334), (338, 1966328), (364, 1825876), (481, 1381744), (511, 1300624), (518, 1283048), (584, 1138046), (592, 1122667), (676, 983164), (728, 912938), (949, 700336), (962, 690872), (1022, 650312), (1036, 641524), (1168, 569023), (1183, 561808), (1352, 491582), (1456, 456469), (1898, 350168), (1924, 345436), (2044, 325156), (2072, 320762), (2197, 302512), (2366, 280904), (2701, 246064), (2704, 245791), (3367, 197392), (3796, 175084), (3848, 172718), (4088, 162578), (4144, 160381), (4394, 151256), (4732, 140452), (5402, 123032), (6253, 106288), (6643, 100048), (6734, 98696), (7592, 87542), (7696, 86359), (8176, 81289), (8788, 75628), (9464, 70226), (10804, 61516), (12337, 53872), (12506, 53144), (13286, 50024), (13468, 49348), (15184, 43771), (15379, 43216), (17576, 37814), (18907, 35152), (18928, 35113), (21608, 30758), (24674, 26936), (25012, 26572)]