2638840320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{2161}}^1$

素因数の和:2243

約数の個数: 240

約数和(自身を含む): 9315789912

約数和(自身を除く): 6676949592

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 64, 72, 80, 90, 96, 106, 120, 128, 144, 159, 160, 180, 192, 212, 240, 256, 265, 288, 318, 320, 360, 384, 424, 477, 480, 512, 530, 576, 636, 640, 720, 768, 795, 848, 954, 960, 1060, 1152, 1272, 1280, 1440, 1536, 1590, 1696, 1908, 1920, 2120, 2161, 2304, 2385, 2544, 2560, 2880, 3180, 3392, 3816, 3840, 4240, 4322, 4608, 4770, 5088, 5760, 6360, 6483, 6784, 7632, 7680, 8480, 8644, 9540, 10176, 10805, 11520, 12720, 12966, 13568, 15264, 16960, 17288, 19080, 19449, 20352, 21610, 23040, 25440, 25932, 27136, 30528, 32415, 33920, 34576, 38160, 38898, 40704, 43220, 50880, 51864, 61056, 64830, 67840, 69152, 76320, 77796, 81408, 86440, 97245, 101760, 103728, 114533, 122112, 129660, 135680, 138304, 152640, 155592, 172880, 194490, 203520, 207456, 229066, 244224, 259320, 276608, 305280, 311184, 343599, 345760, 388980, 407040, 414912, 458132, 518640, 553216, 572665, 610560, 622368, 687198, 691520, 777960, 829824, 916264, 1030797, 1037280, 1106432, 1145330, 1221120, 1244736, 1374396, 1383040, 1555920, 1659648, 1717995, 1832528, 2061594, 2074560, 2290660, 2489472, 2748792, 2766080, 3111840, 3319296, 3435990, 3665056, 4123188, 4149120, 4581320, 4978944, 5153985, 5497584, 5532160, 6223680, 6871980, 7330112, 8246376, 8298240, 9162640, 9957888, 10307970, 10995168, 12447360, 13743960, 14660224, 16492752, 16596480, 18325280, 20615940, 21990336, 24894720, 27487920, 29320448, 32985504, 36650560, 41231880, 43980672, 49789440, 54975840, 58640896, 65971008, 73301120, 82463760, 87961344, 109951680, 131942016, 146602240, 164927520, 175922688, 219903360, 263884032, 293204480, 329855040, 439806720, 527768064, 659710080, 879613440, 1319420160, 2638840320]

約数ペア:

[(1, 2638840320), (2, 1319420160), (3, 879613440), (4, 659710080), (5, 527768064), (6, 439806720), (8, 329855040), (9, 293204480), (10, 263884032), (12, 219903360), (15, 175922688), (16, 164927520), (18, 146602240), (20, 131942016), (24, 109951680), (30, 87961344), (32, 82463760), (36, 73301120), (40, 65971008), (45, 58640896), (48, 54975840), (53, 49789440), (60, 43980672), (64, 41231880), (72, 36650560), (80, 32985504), (90, 29320448), (96, 27487920), (106, 24894720), (120, 21990336), (128, 20615940), (144, 18325280), (159, 16596480), (160, 16492752), (180, 14660224), (192, 13743960), (212, 12447360), (240, 10995168), (256, 10307970), (265, 9957888), (288, 9162640), (318, 8298240), (320, 8246376), (360, 7330112), (384, 6871980), (424, 6223680), (477, 5532160), (480, 5497584), (512, 5153985), (530, 4978944), (576, 4581320), (636, 4149120), (640, 4123188), (720, 3665056), (768, 3435990), (795, 3319296), (848, 3111840), (954, 2766080), (960, 2748792), (1060, 2489472), (1152, 2290660), (1272, 2074560), (1280, 2061594), (1440, 1832528), (1536, 1717995), (1590, 1659648), (1696, 1555920), (1908, 1383040), (1920, 1374396), (2120, 1244736), (2161, 1221120), (2304, 1145330), (2385, 1106432), (2544, 1037280), (2560, 1030797), (2880, 916264), (3180, 829824), (3392, 777960), (3816, 691520), (3840, 687198), (4240, 622368), (4322, 610560), (4608, 572665), (4770, 553216), (5088, 518640), (5760, 458132), (6360, 414912), (6483, 407040), (6784, 388980), (7632, 345760), (7680, 343599), (8480, 311184), (8644, 305280), (9540, 276608), (10176, 259320), (10805, 244224), (11520, 229066), (12720, 207456), (12966, 203520), (13568, 194490), (15264, 172880), (16960, 155592), (17288, 152640), (19080, 138304), (19449, 135680), (20352, 129660), (21610, 122112), (23040, 114533), (25440, 103728), (25932, 101760), (27136, 97245), (30528, 86440), (32415, 81408), (33920, 77796), (34576, 76320), (38160, 69152), (38898, 67840), (40704, 64830), (43220, 61056), (50880, 51864)]