30805080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{229}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 99360000

約数和(自身を除く): 68554920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 59, 60, 76, 95, 114, 118, 120, 152, 177, 190, 228, 229, 236, 285, 295, 354, 380, 456, 458, 472, 570, 590, 687, 708, 760, 885, 916, 1121, 1140, 1145, 1180, 1374, 1416, 1770, 1832, 2242, 2280, 2290, 2360, 2748, 3363, 3435, 3540, 4351, 4484, 4580, 5496, 5605, 6726, 6870, 7080, 8702, 8968, 9160, 11210, 13053, 13452, 13511, 13740, 16815, 17404, 21755, 22420, 26106, 26904, 27022, 27480, 33630, 34808, 40533, 43510, 44840, 52212, 54044, 65265, 67260, 67555, 81066, 87020, 104424, 108088, 130530, 134520, 135110, 162132, 174040, 202665, 256709, 261060, 270220, 324264, 405330, 513418, 522120, 540440, 770127, 810660, 1026836, 1283545, 1540254, 1621320, 2053672, 2567090, 3080508, 3850635, 5134180, 6161016, 7701270, 10268360, 15402540, 30805080]

約数ペア:

[(1, 30805080), (2, 15402540), (3, 10268360), (4, 7701270), (5, 6161016), (6, 5134180), (8, 3850635), (10, 3080508), (12, 2567090), (15, 2053672), (19, 1621320), (20, 1540254), (24, 1283545), (30, 1026836), (38, 810660), (40, 770127), (57, 540440), (59, 522120), (60, 513418), (76, 405330), (95, 324264), (114, 270220), (118, 261060), (120, 256709), (152, 202665), (177, 174040), (190, 162132), (228, 135110), (229, 134520), (236, 130530), (285, 108088), (295, 104424), (354, 87020), (380, 81066), (456, 67555), (458, 67260), (472, 65265), (570, 54044), (590, 52212), (687, 44840), (708, 43510), (760, 40533), (885, 34808), (916, 33630), (1121, 27480), (1140, 27022), (1145, 26904), (1180, 26106), (1374, 22420), (1416, 21755), (1770, 17404), (1832, 16815), (2242, 13740), (2280, 13511), (2290, 13452), (2360, 13053), (2748, 11210), (3363, 9160), (3435, 8968), (3540, 8702), (4351, 7080), (4484, 6870), (4580, 6726), (5496, 5605)]