271707436

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 667340800

約数和(自身を除く): 395633364

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 31, 44, 52, 62, 77, 91, 121, 124, 143, 154, 182, 199, 217, 242, 286, 308, 341, 364, 398, 403, 434, 484, 572, 682, 796, 806, 847, 868, 1001, 1364, 1393, 1573, 1612, 1694, 2002, 2189, 2387, 2587, 2786, 2821, 3146, 3388, 3751, 4004, 4378, 4433, 4774, 5174, 5572, 5642, 6169, 6292, 7502, 8756, 8866, 9548, 10348, 11011, 11284, 12338, 15004, 15323, 17732, 18109, 22022, 24079, 24676, 26257, 28457, 30646, 31031, 36218, 43183, 44044, 48158, 48763, 52514, 56914, 61292, 62062, 67859, 72436, 80197, 86366, 96316, 97526, 105028, 113828, 124124, 135718, 160394, 168553, 172732, 195052, 199199, 271436, 313027, 320788, 337106, 341341, 398398, 475013, 561379, 626054, 674212, 682682, 746449, 796796, 882167, 950026, 1122758, 1252108, 1365364, 1492898, 1764334, 1900052, 2191189, 2245516, 2985796, 3528668, 4382378, 5225143, 6175169, 8764756, 9703837, 10450286, 12350338, 19407674, 20900572, 24700676, 38815348, 67926859, 135853718, 271707436]

約数ペア:

[(1, 271707436), (2, 135853718), (4, 67926859), (7, 38815348), (11, 24700676), (13, 20900572), (14, 19407674), (22, 12350338), (26, 10450286), (28, 9703837), (31, 8764756), (44, 6175169), (52, 5225143), (62, 4382378), (77, 3528668), (91, 2985796), (121, 2245516), (124, 2191189), (143, 1900052), (154, 1764334), (182, 1492898), (199, 1365364), (217, 1252108), (242, 1122758), (286, 950026), (308, 882167), (341, 796796), (364, 746449), (398, 682682), (403, 674212), (434, 626054), (484, 561379), (572, 475013), (682, 398398), (796, 341341), (806, 337106), (847, 320788), (868, 313027), (1001, 271436), (1364, 199199), (1393, 195052), (1573, 172732), (1612, 168553), (1694, 160394), (2002, 135718), (2189, 124124), (2387, 113828), (2587, 105028), (2786, 97526), (2821, 96316), (3146, 86366), (3388, 80197), (3751, 72436), (4004, 67859), (4378, 62062), (4433, 61292), (4774, 56914), (5174, 52514), (5572, 48763), (5642, 48158), (6169, 44044), (6292, 43183), (7502, 36218), (8756, 31031), (8866, 30646), (9548, 28457), (10348, 26257), (11011, 24676), (11284, 24079), (12338, 22022), (15004, 18109), (15323, 17732)]