653860480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 1960358400

約数和(自身を除く): 1306497920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 103, 104, 109, 112, 128, 130, 140, 160, 182, 206, 208, 218, 224, 260, 280, 320, 364, 412, 416, 436, 448, 455, 515, 520, 545, 560, 640, 721, 728, 763, 824, 832, 872, 896, 910, 1030, 1040, 1090, 1120, 1339, 1417, 1442, 1456, 1526, 1648, 1664, 1744, 1820, 2060, 2080, 2180, 2240, 2678, 2834, 2884, 2912, 3052, 3296, 3488, 3605, 3640, 3815, 4120, 4160, 4360, 4480, 5356, 5668, 5768, 5824, 6104, 6592, 6695, 6976, 7085, 7210, 7280, 7630, 8240, 8320, 8720, 9373, 9919, 10712, 11227, 11336, 11536, 11648, 12208, 13184, 13390, 13952, 14170, 14420, 14560, 15260, 16480, 17440, 18746, 19838, 21424, 22454, 22672, 23072, 24416, 26780, 28340, 28840, 29120, 30520, 32960, 34880, 37492, 39676, 42848, 44908, 45344, 46144, 46865, 48832, 49595, 53560, 56135, 56680, 57680, 58240, 61040, 65920, 69760, 74984, 78589, 79352, 85696, 89816, 90688, 92288, 93730, 97664, 99190, 107120, 112270, 113360, 115360, 122080, 145951, 149968, 157178, 158704, 171392, 179632, 181376, 187460, 198380, 214240, 224540, 226720, 230720, 244160, 291902, 299936, 314356, 317408, 359264, 374920, 392945, 396760, 428480, 449080, 453440, 461440, 488320, 583804, 599872, 628712, 634816, 718528, 729755, 749840, 785890, 793520, 856960, 898160, 906880, 1021657, 1167608, 1199744, 1257424, 1269632, 1437056, 1459510, 1499680, 1571780, 1587040, 1796320, 2043314, 2335216, 2514848, 2919020, 2999360, 3143560, 3174080, 3592640, 4086628, 4670432, 5029696, 5108285, 5838040, 5998720, 6287120, 6348160, 7185280, 8173256, 9340864, 10059392, 10216570, 11676080, 12574240, 16346512, 18681728, 20433140, 23352160, 25148480, 32693024, 40866280, 46704320, 50296960, 65386048, 81732560, 93408640, 130772096, 163465120, 326930240, 653860480]

約数ペア:

[(1, 653860480), (2, 326930240), (4, 163465120), (5, 130772096), (7, 93408640), (8, 81732560), (10, 65386048), (13, 50296960), (14, 46704320), (16, 40866280), (20, 32693024), (26, 25148480), (28, 23352160), (32, 20433140), (35, 18681728), (40, 16346512), (52, 12574240), (56, 11676080), (64, 10216570), (65, 10059392), (70, 9340864), (80, 8173256), (91, 7185280), (103, 6348160), (104, 6287120), (109, 5998720), (112, 5838040), (128, 5108285), (130, 5029696), (140, 4670432), (160, 4086628), (182, 3592640), (206, 3174080), (208, 3143560), (218, 2999360), (224, 2919020), (260, 2514848), (280, 2335216), (320, 2043314), (364, 1796320), (412, 1587040), (416, 1571780), (436, 1499680), (448, 1459510), (455, 1437056), (515, 1269632), (520, 1257424), (545, 1199744), (560, 1167608), (640, 1021657), (721, 906880), (728, 898160), (763, 856960), (824, 793520), (832, 785890), (872, 749840), (896, 729755), (910, 718528), (1030, 634816), (1040, 628712), (1090, 599872), (1120, 583804), (1339, 488320), (1417, 461440), (1442, 453440), (1456, 449080), (1526, 428480), (1648, 396760), (1664, 392945), (1744, 374920), (1820, 359264), (2060, 317408), (2080, 314356), (2180, 299936), (2240, 291902), (2678, 244160), (2834, 230720), (2884, 226720), (2912, 224540), (3052, 214240), (3296, 198380), (3488, 187460), (3605, 181376), (3640, 179632), (3815, 171392), (4120, 158704), (4160, 157178), (4360, 149968), (4480, 145951), (5356, 122080), (5668, 115360), (5768, 113360), (5824, 112270), (6104, 107120), (6592, 99190), (6695, 97664), (6976, 93730), (7085, 92288), (7210, 90688), (7280, 89816), (7630, 85696), (8240, 79352), (8320, 78589), (8720, 74984), (9373, 69760), (9919, 65920), (10712, 61040), (11227, 58240), (11336, 57680), (11536, 56680), (11648, 56135), (12208, 53560), (13184, 49595), (13390, 48832), (13952, 46865), (14170, 46144), (14420, 45344), (14560, 44908), (15260, 42848), (16480, 39676), (17440, 37492), (18746, 34880), (19838, 32960), (21424, 30520), (22454, 29120), (22672, 28840), (23072, 28340), (24416, 26780)]