30321280

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{73}}^1$

素因数の和:162

約数の個数: 128

約数和(自身を含む): 81518400

約数和(自身を除く): 51197120

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 59, 64, 73, 80, 88, 110, 118, 128, 146, 160, 176, 220, 236, 292, 295, 320, 352, 365, 440, 472, 584, 590, 640, 649, 704, 730, 803, 880, 944, 1168, 1180, 1298, 1408, 1460, 1606, 1760, 1888, 2336, 2360, 2596, 2920, 3212, 3245, 3520, 3776, 4015, 4307, 4672, 4720, 5192, 5840, 6424, 6490, 7040, 7552, 8030, 8614, 9344, 9440, 10384, 11680, 12848, 12980, 16060, 17228, 18880, 20768, 21535, 23360, 25696, 25960, 32120, 34456, 37760, 41536, 43070, 46720, 47377, 51392, 51920, 64240, 68912, 83072, 86140, 94754, 102784, 103840, 128480, 137824, 172280, 189508, 207680, 236885, 256960, 275648, 344560, 379016, 415360, 473770, 513920, 551296, 689120, 758032, 947540, 1378240, 1516064, 1895080, 2756480, 3032128, 3790160, 6064256, 7580320, 15160640, 30321280]

約数ペア:

[(1, 30321280), (2, 15160640), (4, 7580320), (5, 6064256), (8, 3790160), (10, 3032128), (11, 2756480), (16, 1895080), (20, 1516064), (22, 1378240), (32, 947540), (40, 758032), (44, 689120), (55, 551296), (59, 513920), (64, 473770), (73, 415360), (80, 379016), (88, 344560), (110, 275648), (118, 256960), (128, 236885), (146, 207680), (160, 189508), (176, 172280), (220, 137824), (236, 128480), (292, 103840), (295, 102784), (320, 94754), (352, 86140), (365, 83072), (440, 68912), (472, 64240), (584, 51920), (590, 51392), (640, 47377), (649, 46720), (704, 43070), (730, 41536), (803, 37760), (880, 34456), (944, 32120), (1168, 25960), (1180, 25696), (1298, 23360), (1408, 21535), (1460, 20768), (1606, 18880), (1760, 17228), (1888, 16060), (2336, 12980), (2360, 12848), (2596, 11680), (2920, 10384), (3212, 9440), (3245, 9344), (3520, 8614), (3776, 8030), (4015, 7552), (4307, 7040), (4672, 6490), (4720, 6424), (5192, 5840)]