636791584

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^2$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 1543401216

約数和(自身を除く): 906609632

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 31, 32, 44, 52, 62, 67, 88, 104, 124, 134, 143, 176, 208, 248, 268, 286, 341, 352, 403, 416, 496, 536, 572, 682, 737, 806, 871, 992, 1072, 1144, 1364, 1474, 1612, 1742, 2077, 2144, 2288, 2728, 2948, 3224, 3484, 4154, 4433, 4489, 4576, 5456, 5896, 6448, 6968, 8308, 8866, 8978, 9581, 10912, 11792, 12896, 13936, 16616, 17732, 17956, 19162, 22847, 23584, 27001, 27872, 33232, 35464, 35912, 38324, 45694, 49379, 54002, 58357, 66464, 70928, 71824, 76648, 91388, 98758, 108004, 116714, 139159, 141856, 143648, 153296, 182776, 197516, 216008, 233428, 278318, 297011, 306592, 365552, 395032, 432016, 466856, 556636, 594022, 641927, 731104, 790064, 864032, 933712, 1113272, 1188044, 1283854, 1530749, 1580128, 1809067, 1867424, 2226544, 2376088, 2567708, 3061498, 3618134, 4453088, 4752176, 5135416, 6122996, 7236268, 9504352, 10270832, 12245992, 14472536, 19899737, 20541664, 24491984, 28945072, 39799474, 48983968, 57890144, 79598948, 159197896, 318395792, 636791584]

約数ペア:

[(1, 636791584), (2, 318395792), (4, 159197896), (8, 79598948), (11, 57890144), (13, 48983968), (16, 39799474), (22, 28945072), (26, 24491984), (31, 20541664), (32, 19899737), (44, 14472536), (52, 12245992), (62, 10270832), (67, 9504352), (88, 7236268), (104, 6122996), (124, 5135416), (134, 4752176), (143, 4453088), (176, 3618134), (208, 3061498), (248, 2567708), (268, 2376088), (286, 2226544), (341, 1867424), (352, 1809067), (403, 1580128), (416, 1530749), (496, 1283854), (536, 1188044), (572, 1113272), (682, 933712), (737, 864032), (806, 790064), (871, 731104), (992, 641927), (1072, 594022), (1144, 556636), (1364, 466856), (1474, 432016), (1612, 395032), (1742, 365552), (2077, 306592), (2144, 297011), (2288, 278318), (2728, 233428), (2948, 216008), (3224, 197516), (3484, 182776), (4154, 153296), (4433, 143648), (4489, 141856), (4576, 139159), (5456, 116714), (5896, 108004), (6448, 98758), (6968, 91388), (8308, 76648), (8866, 71824), (8978, 70928), (9581, 66464), (10912, 58357), (11792, 54002), (12896, 49379), (13936, 45694), (16616, 38324), (17732, 35912), (17956, 35464), (19162, 33232), (22847, 27872), (23584, 27001)]