251049708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{389}}^1$

素因数の和:616

約数の個数: 144

約数和(自身を含む): 787026240

約数和(自身を除く): 535976532

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 197, 234, 252, 273, 364, 389, 394, 468, 546, 591, 778, 788, 819, 1092, 1167, 1182, 1379, 1556, 1638, 1773, 2334, 2364, 2561, 2723, 2758, 3276, 3501, 3546, 4137, 4668, 5057, 5122, 5446, 5516, 7002, 7092, 7683, 8169, 8274, 10114, 10244, 10892, 12411, 14004, 15171, 15366, 16338, 16548, 17927, 20228, 23049, 24507, 24822, 30342, 30732, 32676, 35399, 35854, 45513, 46098, 49014, 49644, 53781, 60684, 70798, 71708, 76633, 91026, 92196, 98028, 106197, 107562, 141596, 153266, 161343, 182052, 212394, 215124, 229899, 306532, 318591, 322686, 424788, 459798, 536431, 637182, 645372, 689697, 919596, 996229, 1072862, 1274364, 1379394, 1609293, 1992458, 2145724, 2758788, 2988687, 3218586, 3984916, 4827879, 5977374, 6437172, 6973603, 8966061, 9655758, 11954748, 13947206, 17932122, 19311516, 20920809, 27894412, 35864244, 41841618, 62762427, 83683236, 125524854, 251049708]

約数ペア:

[(1, 251049708), (2, 125524854), (3, 83683236), (4, 62762427), (6, 41841618), (7, 35864244), (9, 27894412), (12, 20920809), (13, 19311516), (14, 17932122), (18, 13947206), (21, 11954748), (26, 9655758), (28, 8966061), (36, 6973603), (39, 6437172), (42, 5977374), (52, 4827879), (63, 3984916), (78, 3218586), (84, 2988687), (91, 2758788), (117, 2145724), (126, 1992458), (156, 1609293), (182, 1379394), (197, 1274364), (234, 1072862), (252, 996229), (273, 919596), (364, 689697), (389, 645372), (394, 637182), (468, 536431), (546, 459798), (591, 424788), (778, 322686), (788, 318591), (819, 306532), (1092, 229899), (1167, 215124), (1182, 212394), (1379, 182052), (1556, 161343), (1638, 153266), (1773, 141596), (2334, 107562), (2364, 106197), (2561, 98028), (2723, 92196), (2758, 91026), (3276, 76633), (3501, 71708), (3546, 70798), (4137, 60684), (4668, 53781), (5057, 49644), (5122, 49014), (5446, 46098), (5516, 45513), (7002, 35854), (7092, 35399), (7683, 32676), (8169, 30732), (8274, 30342), (10114, 24822), (10244, 24507), (10892, 23049), (12411, 20228), (14004, 17927), (15171, 16548), (15366, 16338)]