311428530

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{3109}}^1$

素因数の和:3185

約数の個数: 128

約数和(自身を含む): 967334400

約数和(自身を除く): 655905870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 53, 54, 63, 70, 90, 105, 106, 126, 135, 159, 189, 210, 265, 270, 315, 318, 371, 378, 477, 530, 630, 742, 795, 945, 954, 1113, 1431, 1590, 1855, 1890, 2226, 2385, 2862, 3109, 3339, 3710, 4770, 5565, 6218, 6678, 7155, 9327, 10017, 11130, 14310, 15545, 16695, 18654, 20034, 21763, 27981, 31090, 33390, 43526, 46635, 50085, 55962, 65289, 83943, 93270, 100170, 108815, 130578, 139905, 164777, 167886, 195867, 217630, 279810, 326445, 329554, 391734, 419715, 494331, 587601, 652890, 823885, 839430, 979335, 988662, 1153439, 1175202, 1482993, 1647770, 1958670, 2306878, 2471655, 2938005, 2965986, 3460317, 4448979, 4943310, 5767195, 5876010, 6920634, 7414965, 8897958, 10380951, 11534390, 14829930, 17301585, 20761902, 22244895, 31142853, 34603170, 44489790, 51904755, 62285706, 103809510, 155714265, 311428530]

約数ペア:

[(1, 311428530), (2, 155714265), (3, 103809510), (5, 62285706), (6, 51904755), (7, 44489790), (9, 34603170), (10, 31142853), (14, 22244895), (15, 20761902), (18, 17301585), (21, 14829930), (27, 11534390), (30, 10380951), (35, 8897958), (42, 7414965), (45, 6920634), (53, 5876010), (54, 5767195), (63, 4943310), (70, 4448979), (90, 3460317), (105, 2965986), (106, 2938005), (126, 2471655), (135, 2306878), (159, 1958670), (189, 1647770), (210, 1482993), (265, 1175202), (270, 1153439), (315, 988662), (318, 979335), (371, 839430), (378, 823885), (477, 652890), (530, 587601), (630, 494331), (742, 419715), (795, 391734), (945, 329554), (954, 326445), (1113, 279810), (1431, 217630), (1590, 195867), (1855, 167886), (1890, 164777), (2226, 139905), (2385, 130578), (2862, 108815), (3109, 100170), (3339, 93270), (3710, 83943), (4770, 65289), (5565, 55962), (6218, 50085), (6678, 46635), (7155, 43526), (9327, 33390), (10017, 31090), (11130, 27981), (14310, 21763), (15545, 20034), (16695, 18654)]