274278520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 671328000

約数和(自身を除く): 397049480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 41, 58, 73, 79, 82, 116, 145, 146, 158, 164, 205, 232, 290, 292, 316, 328, 365, 395, 410, 580, 584, 632, 730, 790, 820, 1160, 1189, 1460, 1580, 1640, 2117, 2291, 2378, 2920, 2993, 3160, 3239, 4234, 4582, 4756, 5767, 5945, 5986, 6478, 8468, 9164, 9512, 10585, 11455, 11534, 11890, 11972, 12956, 14965, 16195, 16936, 18328, 21170, 22910, 23068, 23780, 23944, 25912, 28835, 29930, 32390, 42340, 45820, 46136, 47560, 57670, 59860, 64780, 84680, 86797, 91640, 93931, 115340, 119720, 129560, 167243, 173594, 187862, 230680, 236447, 334486, 347188, 375724, 433985, 469655, 472894, 668972, 694376, 751448, 836215, 867970, 939310, 945788, 1182235, 1337944, 1672430, 1735940, 1878620, 1891576, 2364470, 3344860, 3471880, 3757240, 4728940, 6689720, 6856963, 9457880, 13713926, 27427852, 34284815, 54855704, 68569630, 137139260, 274278520]

約数ペア:

[(1, 274278520), (2, 137139260), (4, 68569630), (5, 54855704), (8, 34284815), (10, 27427852), (20, 13713926), (29, 9457880), (40, 6856963), (41, 6689720), (58, 4728940), (73, 3757240), (79, 3471880), (82, 3344860), (116, 2364470), (145, 1891576), (146, 1878620), (158, 1735940), (164, 1672430), (205, 1337944), (232, 1182235), (290, 945788), (292, 939310), (316, 867970), (328, 836215), (365, 751448), (395, 694376), (410, 668972), (580, 472894), (584, 469655), (632, 433985), (730, 375724), (790, 347188), (820, 334486), (1160, 236447), (1189, 230680), (1460, 187862), (1580, 173594), (1640, 167243), (2117, 129560), (2291, 119720), (2378, 115340), (2920, 93931), (2993, 91640), (3160, 86797), (3239, 84680), (4234, 64780), (4582, 59860), (4756, 57670), (5767, 47560), (5945, 46136), (5986, 45820), (6478, 42340), (8468, 32390), (9164, 29930), (9512, 28835), (10585, 25912), (11455, 23944), (11534, 23780), (11890, 23068), (11972, 22910), (12956, 21170), (14965, 18328), (16195, 16936)]