308378560

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:379

約数の個数: 168

約数和(自身を含む): 869374944

約数和(自身を除く): 560996384

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 71, 80, 98, 112, 140, 142, 160, 196, 224, 245, 277, 280, 284, 320, 355, 392, 448, 490, 497, 554, 560, 568, 710, 784, 980, 994, 1108, 1120, 1136, 1385, 1420, 1568, 1939, 1960, 1988, 2216, 2240, 2272, 2485, 2770, 2840, 3136, 3479, 3878, 3920, 3976, 4432, 4544, 4970, 5540, 5680, 6958, 7756, 7840, 7952, 8864, 9695, 9940, 11080, 11360, 13573, 13916, 15512, 15680, 15904, 17395, 17728, 19390, 19667, 19880, 22160, 22720, 27146, 27832, 31024, 31808, 34790, 38780, 39334, 39760, 44320, 54292, 55664, 62048, 67865, 69580, 77560, 78668, 79520, 88640, 98335, 108584, 111328, 124096, 135730, 137669, 139160, 155120, 157336, 159040, 196670, 217168, 222656, 271460, 275338, 278320, 310240, 314672, 393340, 434336, 542920, 550676, 556640, 620480, 629344, 688345, 786680, 868672, 963683, 1085840, 1101352, 1113280, 1258688, 1376690, 1573360, 1927366, 2171680, 2202704, 2753380, 3146720, 3854732, 4343360, 4405408, 4818415, 5506760, 6293440, 7709464, 8810816, 9636830, 11013520, 15418928, 19273660, 22027040, 30837856, 38547320, 44054080, 61675712, 77094640, 154189280, 308378560]

約数ペア:

[(1, 308378560), (2, 154189280), (4, 77094640), (5, 61675712), (7, 44054080), (8, 38547320), (10, 30837856), (14, 22027040), (16, 19273660), (20, 15418928), (28, 11013520), (32, 9636830), (35, 8810816), (40, 7709464), (49, 6293440), (56, 5506760), (64, 4818415), (70, 4405408), (71, 4343360), (80, 3854732), (98, 3146720), (112, 2753380), (140, 2202704), (142, 2171680), (160, 1927366), (196, 1573360), (224, 1376690), (245, 1258688), (277, 1113280), (280, 1101352), (284, 1085840), (320, 963683), (355, 868672), (392, 786680), (448, 688345), (490, 629344), (497, 620480), (554, 556640), (560, 550676), (568, 542920), (710, 434336), (784, 393340), (980, 314672), (994, 310240), (1108, 278320), (1120, 275338), (1136, 271460), (1385, 222656), (1420, 217168), (1568, 196670), (1939, 159040), (1960, 157336), (1988, 155120), (2216, 139160), (2240, 137669), (2272, 135730), (2485, 124096), (2770, 111328), (2840, 108584), (3136, 98335), (3479, 88640), (3878, 79520), (3920, 78668), (3976, 77560), (4432, 69580), (4544, 67865), (4970, 62048), (5540, 55664), (5680, 54292), (6958, 44320), (7756, 39760), (7840, 39334), (7952, 38780), (8864, 34790), (9695, 31808), (9940, 31024), (11080, 27832), (11360, 27146), (13573, 22720), (13916, 22160), (15512, 19880), (15680, 19667), (15904, 19390), (17395, 17728)]