30085840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{197}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 74245248

約数和(自身を除く): 44159408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 83, 92, 115, 166, 184, 197, 230, 332, 368, 394, 415, 460, 664, 788, 830, 920, 985, 1328, 1576, 1660, 1840, 1909, 1970, 3152, 3320, 3818, 3940, 4531, 6640, 7636, 7880, 9062, 9545, 15272, 15760, 16351, 18124, 19090, 22655, 30544, 32702, 36248, 38180, 45310, 65404, 72496, 76360, 81755, 90620, 130808, 152720, 163510, 181240, 261616, 327020, 362480, 376073, 654040, 752146, 1308080, 1504292, 1880365, 3008584, 3760730, 6017168, 7521460, 15042920, 30085840]

約数ペア:

[(1, 30085840), (2, 15042920), (4, 7521460), (5, 6017168), (8, 3760730), (10, 3008584), (16, 1880365), (20, 1504292), (23, 1308080), (40, 752146), (46, 654040), (80, 376073), (83, 362480), (92, 327020), (115, 261616), (166, 181240), (184, 163510), (197, 152720), (230, 130808), (332, 90620), (368, 81755), (394, 76360), (415, 72496), (460, 65404), (664, 45310), (788, 38180), (830, 36248), (920, 32702), (985, 30544), (1328, 22655), (1576, 19090), (1660, 18124), (1840, 16351), (1909, 15760), (1970, 15272), (3152, 9545), (3320, 9062), (3818, 7880), (3940, 7636), (4531, 6640)]