30778440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3331}}^1$

素因数の和:3363

約数の個数: 128

約数和(自身を含む): 115153920

約数和(自身を除く): 84375480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 3331, 4620, 6662, 9240, 9993, 13324, 16655, 19986, 23317, 26648, 33310, 36641, 39972, 46634, 49965, 66620, 69951, 73282, 79944, 93268, 99930, 109923, 116585, 133240, 139902, 146564, 183205, 186536, 199860, 219846, 233170, 256487, 279804, 293128, 349755, 366410, 399720, 439692, 466340, 512974, 549615, 559608, 699510, 732820, 769461, 879384, 932680, 1025948, 1099230, 1282435, 1399020, 1465640, 1538922, 2051896, 2198460, 2564870, 2798040, 3077844, 3847305, 4396920, 5129740, 6155688, 7694610, 10259480, 15389220, 30778440]

約数ペア:

[(1, 30778440), (2, 15389220), (3, 10259480), (4, 7694610), (5, 6155688), (6, 5129740), (7, 4396920), (8, 3847305), (10, 3077844), (11, 2798040), (12, 2564870), (14, 2198460), (15, 2051896), (20, 1538922), (21, 1465640), (22, 1399020), (24, 1282435), (28, 1099230), (30, 1025948), (33, 932680), (35, 879384), (40, 769461), (42, 732820), (44, 699510), (55, 559608), (56, 549615), (60, 512974), (66, 466340), (70, 439692), (77, 399720), (84, 366410), (88, 349755), (105, 293128), (110, 279804), (120, 256487), (132, 233170), (140, 219846), (154, 199860), (165, 186536), (168, 183205), (210, 146564), (220, 139902), (231, 133240), (264, 116585), (280, 109923), (308, 99930), (330, 93268), (385, 79944), (420, 73282), (440, 69951), (462, 66620), (616, 49965), (660, 46634), (770, 39972), (840, 36641), (924, 33310), (1155, 26648), (1320, 23317), (1540, 19986), (1848, 16655), (2310, 13324), (3080, 9993), (3331, 9240), (4620, 6662)]