271502140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:348

約数の個数: 144

約数和(自身を含む): 724749984

約数和(自身を除く): 453247844

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 101, 130, 140, 182, 196, 202, 211, 245, 260, 364, 404, 422, 455, 490, 505, 637, 707, 844, 910, 980, 1010, 1055, 1274, 1313, 1414, 1477, 1820, 2020, 2110, 2548, 2626, 2743, 2828, 2954, 3185, 3535, 4220, 4949, 5252, 5486, 5908, 6370, 6565, 7070, 7385, 9191, 9898, 10339, 10972, 12740, 13130, 13715, 14140, 14770, 18382, 19201, 19796, 20678, 21311, 24745, 26260, 27430, 29540, 36764, 38402, 41356, 42622, 45955, 49490, 51695, 54860, 64337, 76804, 85244, 91910, 96005, 98980, 103390, 106555, 128674, 134407, 149177, 183820, 192010, 206780, 213110, 257348, 268814, 277043, 298354, 321685, 384020, 426220, 537628, 554086, 596708, 643370, 672035, 745885, 1044239, 1108172, 1286740, 1344070, 1385215, 1491770, 1939301, 2088478, 2688140, 2770430, 2983540, 3878602, 4176956, 5221195, 5540860, 7757204, 9696505, 10442390, 13575107, 19393010, 20884780, 27150214, 38786020, 54300428, 67875535, 135751070, 271502140]

約数ペア:

[(1, 271502140), (2, 135751070), (4, 67875535), (5, 54300428), (7, 38786020), (10, 27150214), (13, 20884780), (14, 19393010), (20, 13575107), (26, 10442390), (28, 9696505), (35, 7757204), (49, 5540860), (52, 5221195), (65, 4176956), (70, 3878602), (91, 2983540), (98, 2770430), (101, 2688140), (130, 2088478), (140, 1939301), (182, 1491770), (196, 1385215), (202, 1344070), (211, 1286740), (245, 1108172), (260, 1044239), (364, 745885), (404, 672035), (422, 643370), (455, 596708), (490, 554086), (505, 537628), (637, 426220), (707, 384020), (844, 321685), (910, 298354), (980, 277043), (1010, 268814), (1055, 257348), (1274, 213110), (1313, 206780), (1414, 192010), (1477, 183820), (1820, 149177), (2020, 134407), (2110, 128674), (2548, 106555), (2626, 103390), (2743, 98980), (2828, 96005), (2954, 91910), (3185, 85244), (3535, 76804), (4220, 64337), (4949, 54860), (5252, 51695), (5486, 49490), (5908, 45955), (6370, 42622), (6565, 41356), (7070, 38402), (7385, 36764), (9191, 29540), (9898, 27430), (10339, 26260), (10972, 24745), (12740, 21311), (13130, 20678), (13715, 19796), (14140, 19201), (14770, 18382)]