209364496

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:632

約数の個数: 80

約数和(自身を含む): 470237760

約数和(自身を除く): 260873264

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 137, 152, 176, 209, 274, 304, 418, 457, 548, 836, 914, 1096, 1507, 1672, 1828, 2192, 2603, 3014, 3344, 3656, 5027, 5206, 6028, 7312, 8683, 10054, 10412, 12056, 17366, 20108, 20824, 24112, 28633, 34732, 40216, 41648, 57266, 62609, 69464, 80432, 95513, 114532, 125218, 138928, 191026, 229064, 250436, 382052, 458128, 500872, 688699, 764104, 1001744, 1189571, 1377398, 1528208, 2379142, 2754796, 4758284, 5509592, 9516568, 11019184, 13085281, 19033136, 26170562, 52341124, 104682248, 209364496]

約数ペア:

[(1, 209364496), (2, 104682248), (4, 52341124), (8, 26170562), (11, 19033136), (16, 13085281), (19, 11019184), (22, 9516568), (38, 5509592), (44, 4758284), (76, 2754796), (88, 2379142), (137, 1528208), (152, 1377398), (176, 1189571), (209, 1001744), (274, 764104), (304, 688699), (418, 500872), (457, 458128), (548, 382052), (836, 250436), (914, 229064), (1096, 191026), (1507, 138928), (1672, 125218), (1828, 114532), (2192, 95513), (2603, 80432), (3014, 69464), (3344, 62609), (3656, 57266), (5027, 41648), (5206, 40216), (6028, 34732), (7312, 28633), (8683, 24112), (10054, 20824), (10412, 20108), (12056, 17366)]