388563560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:268

約数の個数: 256

約数和(自身を含む): 1188794880

約数和(自身を除く): 800231320

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 17, 20, 22, 28, 34, 35, 40, 41, 44, 55, 56, 68, 70, 77, 82, 85, 88, 110, 119, 136, 140, 154, 164, 170, 181, 187, 205, 220, 238, 280, 287, 308, 328, 340, 362, 374, 385, 410, 440, 451, 476, 574, 595, 616, 680, 697, 724, 748, 770, 820, 902, 905, 935, 952, 1148, 1190, 1267, 1309, 1394, 1435, 1448, 1496, 1540, 1640, 1804, 1810, 1870, 1991, 2255, 2296, 2380, 2534, 2618, 2788, 2870, 3077, 3080, 3157, 3485, 3608, 3620, 3740, 3982, 4510, 4760, 4879, 5068, 5236, 5576, 5740, 6154, 6314, 6335, 6545, 6970, 7240, 7421, 7480, 7667, 7964, 9020, 9758, 9955, 10136, 10472, 11480, 12308, 12628, 12670, 13090, 13937, 13940, 14842, 15334, 15385, 15785, 15928, 18040, 19516, 19910, 21539, 24395, 24616, 25256, 25340, 26180, 27874, 27880, 29684, 30668, 30770, 31570, 33847, 37105, 38335, 39032, 39820, 43078, 48790, 50680, 51947, 52360, 53669, 55748, 59368, 61336, 61540, 63140, 67694, 69685, 74210, 76670, 79640, 81631, 86156, 97580, 103894, 107338, 107695, 111496, 123080, 126157, 126280, 135388, 139370, 148420, 153340, 163262, 169235, 172312, 195160, 207788, 214676, 215390, 236929, 252314, 259735, 268345, 270776, 278740, 296840, 306680, 326524, 338470, 408155, 415576, 429352, 430780, 473858, 504628, 519470, 536690, 557480, 571417, 630785, 653048, 676940, 816310, 861560, 883099, 947716, 1009256, 1038940, 1073380, 1142834, 1184645, 1261570, 1353880, 1387727, 1632620, 1766198, 1895432, 2077880, 2146760, 2285668, 2369290, 2523140, 2775454, 2857085, 3265240, 3532396, 4415495, 4571336, 4738580, 5046280, 5550908, 5714170, 6938635, 7064792, 8830990, 9477160, 9714089, 11101816, 11428340, 13877270, 17661980, 19428178, 22856680, 27754540, 35323960, 38856356, 48570445, 55509080, 77712712, 97140890, 194281780, 388563560]

約数ペア:

[(1, 388563560), (2, 194281780), (4, 97140890), (5, 77712712), (7, 55509080), (8, 48570445), (10, 38856356), (11, 35323960), (14, 27754540), (17, 22856680), (20, 19428178), (22, 17661980), (28, 13877270), (34, 11428340), (35, 11101816), (40, 9714089), (41, 9477160), (44, 8830990), (55, 7064792), (56, 6938635), (68, 5714170), (70, 5550908), (77, 5046280), (82, 4738580), (85, 4571336), (88, 4415495), (110, 3532396), (119, 3265240), (136, 2857085), (140, 2775454), (154, 2523140), (164, 2369290), (170, 2285668), (181, 2146760), (187, 2077880), (205, 1895432), (220, 1766198), (238, 1632620), (280, 1387727), (287, 1353880), (308, 1261570), (328, 1184645), (340, 1142834), (362, 1073380), (374, 1038940), (385, 1009256), (410, 947716), (440, 883099), (451, 861560), (476, 816310), (574, 676940), (595, 653048), (616, 630785), (680, 571417), (697, 557480), (724, 536690), (748, 519470), (770, 504628), (820, 473858), (902, 430780), (905, 429352), (935, 415576), (952, 408155), (1148, 338470), (1190, 326524), (1267, 306680), (1309, 296840), (1394, 278740), (1435, 270776), (1448, 268345), (1496, 259735), (1540, 252314), (1640, 236929), (1804, 215390), (1810, 214676), (1870, 207788), (1991, 195160), (2255, 172312), (2296, 169235), (2380, 163262), (2534, 153340), (2618, 148420), (2788, 139370), (2870, 135388), (3077, 126280), (3080, 126157), (3157, 123080), (3485, 111496), (3608, 107695), (3620, 107338), (3740, 103894), (3982, 97580), (4510, 86156), (4760, 81631), (4879, 79640), (5068, 76670), (5236, 74210), (5576, 69685), (5740, 67694), (6154, 63140), (6314, 61540), (6335, 61336), (6545, 59368), (6970, 55748), (7240, 53669), (7421, 52360), (7480, 51947), (7667, 50680), (7964, 48790), (9020, 43078), (9758, 39820), (9955, 39032), (10136, 38335), (10472, 37105), (11480, 33847), (12308, 31570), (12628, 30770), (12670, 30668), (13090, 29684), (13937, 27880), (13940, 27874), (14842, 26180), (15334, 25340), (15385, 25256), (15785, 24616), (15928, 24395), (18040, 21539), (19516, 19910)]