290470670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:522

約数の個数: 128

約数和(自身を含む): 690508800

約数和(自身を除く): 400038130

約数列:

[1, 2, 5, 7, 10, 14, 17, 19, 29, 34, 35, 38, 58, 70, 85, 95, 119, 133, 145, 170, 190, 203, 238, 266, 290, 323, 406, 443, 493, 551, 595, 646, 665, 886, 986, 1015, 1102, 1190, 1330, 1615, 2030, 2215, 2261, 2465, 2755, 3101, 3230, 3451, 3857, 4430, 4522, 4930, 5510, 6202, 6902, 7531, 7714, 8417, 9367, 11305, 12847, 15062, 15505, 16834, 17255, 18734, 19285, 22610, 25694, 31010, 34510, 37655, 38570, 42085, 46835, 52717, 58919, 64235, 65569, 75310, 84170, 89929, 93670, 105434, 117838, 128470, 131138, 143089, 179858, 218399, 244093, 263585, 286178, 294595, 327845, 436798, 449645, 488186, 527170, 589190, 655690, 715445, 899290, 1001623, 1091995, 1220465, 1430890, 1528793, 1708651, 2003246, 2183990, 2440930, 3057586, 3417302, 4149581, 5008115, 7643965, 8299162, 8543255, 10016230, 15287930, 17086510, 20747905, 29047067, 41495810, 58094134, 145235335, 290470670]

約数ペア:

[(1, 290470670), (2, 145235335), (5, 58094134), (7, 41495810), (10, 29047067), (14, 20747905), (17, 17086510), (19, 15287930), (29, 10016230), (34, 8543255), (35, 8299162), (38, 7643965), (58, 5008115), (70, 4149581), (85, 3417302), (95, 3057586), (119, 2440930), (133, 2183990), (145, 2003246), (170, 1708651), (190, 1528793), (203, 1430890), (238, 1220465), (266, 1091995), (290, 1001623), (323, 899290), (406, 715445), (443, 655690), (493, 589190), (551, 527170), (595, 488186), (646, 449645), (665, 436798), (886, 327845), (986, 294595), (1015, 286178), (1102, 263585), (1190, 244093), (1330, 218399), (1615, 179858), (2030, 143089), (2215, 131138), (2261, 128470), (2465, 117838), (2755, 105434), (3101, 93670), (3230, 89929), (3451, 84170), (3857, 75310), (4430, 65569), (4522, 64235), (4930, 58919), (5510, 52717), (6202, 46835), (6902, 42085), (7531, 38570), (7714, 37655), (8417, 34510), (9367, 31010), (11305, 25694), (12847, 22610), (15062, 19285), (15505, 18734), (16834, 17255)]