988891904

素因数分解:

$2^8\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:291

約数の個数: 288

約数和(自身を含む): 2818561536

約数和(自身を除く): 1829669632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 17, 22, 26, 28, 32, 34, 44, 52, 56, 64, 68, 77, 88, 91, 104, 112, 119, 128, 136, 143, 154, 176, 182, 187, 208, 221, 224, 227, 238, 256, 272, 286, 308, 352, 364, 374, 416, 442, 448, 454, 476, 544, 572, 616, 704, 728, 748, 832, 884, 896, 908, 952, 1001, 1088, 1144, 1232, 1309, 1408, 1456, 1496, 1547, 1589, 1664, 1768, 1792, 1816, 1904, 2002, 2176, 2288, 2431, 2464, 2497, 2618, 2816, 2912, 2951, 2992, 3094, 3178, 3328, 3536, 3632, 3808, 3859, 4004, 4352, 4576, 4862, 4928, 4994, 5236, 5824, 5902, 5984, 6188, 6356, 7072, 7264, 7616, 7718, 8008, 9152, 9724, 9856, 9988, 10472, 11648, 11804, 11968, 12376, 12712, 14144, 14528, 15232, 15436, 16016, 17017, 17479, 18304, 19448, 19712, 19976, 20657, 20944, 23296, 23608, 23936, 24752, 25424, 27013, 28288, 29056, 30464, 30872, 32032, 32461, 34034, 34958, 36608, 38896, 39952, 41314, 41888, 42449, 47216, 47872, 49504, 50167, 50848, 54026, 56576, 58112, 61744, 64064, 64922, 68068, 69916, 77792, 79904, 82628, 83776, 84898, 94432, 99008, 100334, 101696, 108052, 123488, 128128, 129844, 136136, 139832, 155584, 159808, 165256, 167552, 169796, 188864, 198016, 200668, 203392, 216104, 227227, 246976, 256256, 259688, 272272, 279664, 297143, 311168, 319616, 330512, 335104, 339592, 351169, 377728, 396032, 401336, 406784, 432208, 454454, 493952, 519376, 544544, 551837, 559328, 594286, 622336, 639232, 661024, 679184, 702338, 755456, 802672, 864416, 908908, 987904, 1038752, 1089088, 1103674, 1118656, 1188572, 1322048, 1358368, 1404676, 1605344, 1728832, 1817816, 2077504, 2178176, 2207348, 2237312, 2377144, 2644096, 2716736, 2809352, 3210688, 3457664, 3635632, 3862859, 4155008, 4356352, 4414696, 4474624, 4754288, 5288192, 5433472, 5618704, 6421376, 6915328, 7271264, 7725718, 8310016, 8829392, 9508576, 10866944, 11237408, 12842752, 14542528, 15451436, 17658784, 19017152, 22474816, 29085056, 30902872, 35317568, 38034304, 44949632, 58170112, 61805744, 70635136, 76068608, 89899264, 123611488, 141270272, 247222976, 494445952, 988891904]

約数ペア:

[(1, 988891904), (2, 494445952), (4, 247222976), (7, 141270272), (8, 123611488), (11, 89899264), (13, 76068608), (14, 70635136), (16, 61805744), (17, 58170112), (22, 44949632), (26, 38034304), (28, 35317568), (32, 30902872), (34, 29085056), (44, 22474816), (52, 19017152), (56, 17658784), (64, 15451436), (68, 14542528), (77, 12842752), (88, 11237408), (91, 10866944), (104, 9508576), (112, 8829392), (119, 8310016), (128, 7725718), (136, 7271264), (143, 6915328), (154, 6421376), (176, 5618704), (182, 5433472), (187, 5288192), (208, 4754288), (221, 4474624), (224, 4414696), (227, 4356352), (238, 4155008), (256, 3862859), (272, 3635632), (286, 3457664), (308, 3210688), (352, 2809352), (364, 2716736), (374, 2644096), (416, 2377144), (442, 2237312), (448, 2207348), (454, 2178176), (476, 2077504), (544, 1817816), (572, 1728832), (616, 1605344), (704, 1404676), (728, 1358368), (748, 1322048), (832, 1188572), (884, 1118656), (896, 1103674), (908, 1089088), (952, 1038752), (1001, 987904), (1088, 908908), (1144, 864416), (1232, 802672), (1309, 755456), (1408, 702338), (1456, 679184), (1496, 661024), (1547, 639232), (1589, 622336), (1664, 594286), (1768, 559328), (1792, 551837), (1816, 544544), (1904, 519376), (2002, 493952), (2176, 454454), (2288, 432208), (2431, 406784), (2464, 401336), (2497, 396032), (2618, 377728), (2816, 351169), (2912, 339592), (2951, 335104), (2992, 330512), (3094, 319616), (3178, 311168), (3328, 297143), (3536, 279664), (3632, 272272), (3808, 259688), (3859, 256256), (4004, 246976), (4352, 227227), (4576, 216104), (4862, 203392), (4928, 200668), (4994, 198016), (5236, 188864), (5824, 169796), (5902, 167552), (5984, 165256), (6188, 159808), (6356, 155584), (7072, 139832), (7264, 136136), (7616, 129844), (7718, 128128), (8008, 123488), (9152, 108052), (9724, 101696), (9856, 100334), (9988, 99008), (10472, 94432), (11648, 84898), (11804, 83776), (11968, 82628), (12376, 79904), (12712, 77792), (14144, 69916), (14528, 68068), (15232, 64922), (15436, 64064), (16016, 61744), (17017, 58112), (17479, 56576), (18304, 54026), (19448, 50848), (19712, 50167), (19976, 49504), (20657, 47872), (20944, 47216), (23296, 42449), (23608, 41888), (23936, 41314), (24752, 39952), (25424, 38896), (27013, 36608), (28288, 34958), (29056, 34034), (30464, 32461), (30872, 32032)]