721139328

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2293}}^1$

素因数の和:2336

約数の個数: 256

約数和(自身を含む): 2620665600

約数和(自身を除く): 1899526272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 27, 28, 32, 36, 39, 42, 48, 52, 54, 56, 63, 64, 72, 78, 84, 91, 96, 104, 108, 112, 117, 126, 128, 144, 156, 168, 182, 189, 192, 208, 216, 224, 234, 252, 273, 288, 312, 336, 351, 364, 378, 384, 416, 432, 448, 468, 504, 546, 576, 624, 672, 702, 728, 756, 819, 832, 864, 896, 936, 1008, 1092, 1152, 1248, 1344, 1404, 1456, 1512, 1638, 1664, 1728, 1872, 2016, 2184, 2293, 2457, 2496, 2688, 2808, 2912, 3024, 3276, 3456, 3744, 4032, 4368, 4586, 4914, 4992, 5616, 5824, 6048, 6552, 6879, 7488, 8064, 8736, 9172, 9828, 11232, 11648, 12096, 13104, 13758, 14976, 16051, 17472, 18344, 19656, 20637, 22464, 24192, 26208, 27516, 29809, 32102, 34944, 36688, 39312, 41274, 44928, 48153, 52416, 55032, 59618, 61911, 64204, 73376, 78624, 82548, 89427, 96306, 104832, 110064, 119236, 123822, 128408, 144459, 146752, 157248, 165096, 178854, 192612, 208663, 220128, 238472, 247644, 256816, 268281, 288918, 293504, 314496, 330192, 357708, 385224, 417326, 433377, 440256, 476944, 495288, 513632, 536562, 577836, 625989, 660384, 715416, 770448, 804843, 834652, 866754, 880512, 953888, 990576, 1027264, 1073124, 1155672, 1251978, 1320768, 1430832, 1540896, 1609686, 1669304, 1733508, 1877967, 1907776, 1981152, 2054528, 2146248, 2311344, 2503956, 2641536, 2861664, 3081792, 3219372, 3338608, 3467016, 3755934, 3815552, 3962304, 4292496, 4622688, 5007912, 5633901, 5723328, 6163584, 6438744, 6677216, 6934032, 7511868, 7924608, 8584992, 9245376, 10015824, 11267802, 11446656, 12877488, 13354432, 13868064, 15023736, 17169984, 18490752, 20031648, 22535604, 25754976, 26708864, 27736128, 30047472, 34339968, 40063296, 45071208, 51509952, 55472256, 60094944, 80126592, 90142416, 103019904, 120189888, 180284832, 240379776, 360569664, 721139328]

約数ペア:

[(1, 721139328), (2, 360569664), (3, 240379776), (4, 180284832), (6, 120189888), (7, 103019904), (8, 90142416), (9, 80126592), (12, 60094944), (13, 55472256), (14, 51509952), (16, 45071208), (18, 40063296), (21, 34339968), (24, 30047472), (26, 27736128), (27, 26708864), (28, 25754976), (32, 22535604), (36, 20031648), (39, 18490752), (42, 17169984), (48, 15023736), (52, 13868064), (54, 13354432), (56, 12877488), (63, 11446656), (64, 11267802), (72, 10015824), (78, 9245376), (84, 8584992), (91, 7924608), (96, 7511868), (104, 6934032), (108, 6677216), (112, 6438744), (117, 6163584), (126, 5723328), (128, 5633901), (144, 5007912), (156, 4622688), (168, 4292496), (182, 3962304), (189, 3815552), (192, 3755934), (208, 3467016), (216, 3338608), (224, 3219372), (234, 3081792), (252, 2861664), (273, 2641536), (288, 2503956), (312, 2311344), (336, 2146248), (351, 2054528), (364, 1981152), (378, 1907776), (384, 1877967), (416, 1733508), (432, 1669304), (448, 1609686), (468, 1540896), (504, 1430832), (546, 1320768), (576, 1251978), (624, 1155672), (672, 1073124), (702, 1027264), (728, 990576), (756, 953888), (819, 880512), (832, 866754), (864, 834652), (896, 804843), (936, 770448), (1008, 715416), (1092, 660384), (1152, 625989), (1248, 577836), (1344, 536562), (1404, 513632), (1456, 495288), (1512, 476944), (1638, 440256), (1664, 433377), (1728, 417326), (1872, 385224), (2016, 357708), (2184, 330192), (2293, 314496), (2457, 293504), (2496, 288918), (2688, 268281), (2808, 256816), (2912, 247644), (3024, 238472), (3276, 220128), (3456, 208663), (3744, 192612), (4032, 178854), (4368, 165096), (4586, 157248), (4914, 146752), (4992, 144459), (5616, 128408), (5824, 123822), (6048, 119236), (6552, 110064), (6879, 104832), (7488, 96306), (8064, 89427), (8736, 82548), (9172, 78624), (9828, 73376), (11232, 64204), (11648, 61911), (12096, 59618), (13104, 55032), (13758, 52416), (14976, 48153), (16051, 44928), (17472, 41274), (18344, 39312), (19656, 36688), (20637, 34944), (22464, 32102), (24192, 29809), (26208, 27516)]