311042690

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:169

約数の個数: 128

約数和(自身を含む): 699840000

約数和(自身を除く): 388797310

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 49, 53, 58, 59, 70, 98, 106, 118, 145, 203, 245, 265, 290, 295, 343, 371, 406, 413, 490, 530, 590, 686, 742, 826, 1015, 1421, 1537, 1711, 1715, 1855, 2030, 2065, 2597, 2842, 2891, 3074, 3127, 3422, 3430, 3710, 4130, 5194, 5782, 6254, 7105, 7685, 8555, 9947, 10759, 11977, 12985, 14210, 14455, 15370, 15635, 17110, 18179, 19894, 20237, 21518, 21889, 23954, 25970, 28910, 31270, 36358, 40474, 43778, 49735, 53795, 59885, 75313, 83839, 90683, 90895, 99470, 101185, 107590, 109445, 119770, 150626, 153223, 167678, 181366, 181790, 202370, 218890, 306446, 376565, 419195, 453415, 527191, 586873, 634781, 753130, 766115, 838390, 906830, 1054382, 1072561, 1173746, 1269562, 1532230, 2145122, 2635955, 2934365, 3173905, 4443467, 5271910, 5362805, 5868730, 6347810, 8886934, 10725610, 22217335, 31104269, 44434670, 62208538, 155521345, 311042690]

約数ペア:

[(1, 311042690), (2, 155521345), (5, 62208538), (7, 44434670), (10, 31104269), (14, 22217335), (29, 10725610), (35, 8886934), (49, 6347810), (53, 5868730), (58, 5362805), (59, 5271910), (70, 4443467), (98, 3173905), (106, 2934365), (118, 2635955), (145, 2145122), (203, 1532230), (245, 1269562), (265, 1173746), (290, 1072561), (295, 1054382), (343, 906830), (371, 838390), (406, 766115), (413, 753130), (490, 634781), (530, 586873), (590, 527191), (686, 453415), (742, 419195), (826, 376565), (1015, 306446), (1421, 218890), (1537, 202370), (1711, 181790), (1715, 181366), (1855, 167678), (2030, 153223), (2065, 150626), (2597, 119770), (2842, 109445), (2891, 107590), (3074, 101185), (3127, 99470), (3422, 90895), (3430, 90683), (3710, 83839), (4130, 75313), (5194, 59885), (5782, 53795), (6254, 49735), (7105, 43778), (7685, 40474), (8555, 36358), (9947, 31270), (10759, 28910), (11977, 25970), (12985, 23954), (14210, 21889), (14455, 21518), (15370, 20237), (15635, 19894), (17110, 18179)]