31389221520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{8123}}^1$

素因数の和:9934

約数の個数: 160

約数和(自身を含む): 108192182400

約数和(自身を除く): 76802960880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 1789, 2160, 3578, 5367, 7156, 8123, 8945, 10734, 14312, 16101, 16246, 17890, 21468, 24369, 26835, 28624, 32202, 32492, 35780, 40615, 42936, 48303, 48738, 53670, 64404, 64984, 71560, 73107, 80505, 81230, 85872, 96606, 97476, 107340, 121845, 128808, 129968, 143120, 146214, 161010, 162460, 193212, 194952, 214680, 219321, 241515, 243690, 257616, 292428, 322020, 324920, 365535, 386424, 389904, 429360, 438642, 483030, 487380, 584856, 644040, 649840, 731070, 772848, 877284, 966060, 974760, 1096605, 1169712, 1288080, 1462140, 1754568, 1932120, 1949520, 2193210, 2924280, 3509136, 3864240, 4386420, 5848560, 8772840, 14532047, 17545680, 29064094, 43596141, 58128188, 72660235, 87192282, 116256376, 130788423, 145320470, 174384564, 217980705, 232512752, 261576846, 290640940, 348769128, 392365269, 435961410, 523153692, 581281880, 653942115, 697538256, 784730538, 871922820, 1046307384, 1162563760, 1307884230, 1569461076, 1743845640, 1961826345, 2092614768, 2615768460, 3138922152, 3487691280, 3923652690, 5231536920, 6277844304, 7847305380, 10463073840, 15694610760, 31389221520]

約数ペア:

[(1, 31389221520), (2, 15694610760), (3, 10463073840), (4, 7847305380), (5, 6277844304), (6, 5231536920), (8, 3923652690), (9, 3487691280), (10, 3138922152), (12, 2615768460), (15, 2092614768), (16, 1961826345), (18, 1743845640), (20, 1569461076), (24, 1307884230), (27, 1162563760), (30, 1046307384), (36, 871922820), (40, 784730538), (45, 697538256), (48, 653942115), (54, 581281880), (60, 523153692), (72, 435961410), (80, 392365269), (90, 348769128), (108, 290640940), (120, 261576846), (135, 232512752), (144, 217980705), (180, 174384564), (216, 145320470), (240, 130788423), (270, 116256376), (360, 87192282), (432, 72660235), (540, 58128188), (720, 43596141), (1080, 29064094), (1789, 17545680), (2160, 14532047), (3578, 8772840), (5367, 5848560), (7156, 4386420), (8123, 3864240), (8945, 3509136), (10734, 2924280), (14312, 2193210), (16101, 1949520), (16246, 1932120), (17890, 1754568), (21468, 1462140), (24369, 1288080), (26835, 1169712), (28624, 1096605), (32202, 974760), (32492, 966060), (35780, 877284), (40615, 772848), (42936, 731070), (48303, 649840), (48738, 644040), (53670, 584856), (64404, 487380), (64984, 483030), (71560, 438642), (73107, 429360), (80505, 389904), (81230, 386424), (85872, 365535), (96606, 324920), (97476, 322020), (107340, 292428), (121845, 257616), (128808, 243690), (129968, 241515), (143120, 219321), (146214, 214680), (161010, 194952), (162460, 193212)]