1964181856

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{577}}^1$

素因数の和:781

約数の個数: 144

約数和(自身を含む): 4881806496

約数和(自身を除く): 2917624640

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 91, 98, 104, 112, 167, 182, 196, 208, 224, 334, 364, 392, 416, 577, 637, 668, 728, 784, 1154, 1169, 1274, 1336, 1456, 1568, 2171, 2308, 2338, 2548, 2672, 2912, 4039, 4342, 4616, 4676, 5096, 5344, 7501, 8078, 8183, 8684, 9232, 9352, 10192, 15002, 15197, 16156, 16366, 17368, 18464, 18704, 20384, 28273, 30004, 30394, 32312, 32732, 34736, 37408, 52507, 56546, 60008, 60788, 64624, 65464, 69472, 96359, 105014, 106379, 113092, 120016, 121576, 129248, 130928, 192718, 210028, 212758, 226184, 240032, 243152, 261856, 367549, 385436, 420056, 425516, 452368, 486304, 674513, 735098, 770872, 840112, 851032, 904736, 1252667, 1349026, 1470196, 1541744, 1680224, 1702064, 2505334, 2698052, 2940392, 3083488, 3404128, 4721591, 5010668, 5396104, 5880784, 8768669, 9443182, 10021336, 10792208, 11761568, 17537338, 18886364, 20042672, 21584416, 35074676, 37772728, 40085344, 61380683, 70149352, 75545456, 122761366, 140298704, 151090912, 245522732, 280597408, 491045464, 982090928, 1964181856]

約数ペア:

[(1, 1964181856), (2, 982090928), (4, 491045464), (7, 280597408), (8, 245522732), (13, 151090912), (14, 140298704), (16, 122761366), (26, 75545456), (28, 70149352), (32, 61380683), (49, 40085344), (52, 37772728), (56, 35074676), (91, 21584416), (98, 20042672), (104, 18886364), (112, 17537338), (167, 11761568), (182, 10792208), (196, 10021336), (208, 9443182), (224, 8768669), (334, 5880784), (364, 5396104), (392, 5010668), (416, 4721591), (577, 3404128), (637, 3083488), (668, 2940392), (728, 2698052), (784, 2505334), (1154, 1702064), (1169, 1680224), (1274, 1541744), (1336, 1470196), (1456, 1349026), (1568, 1252667), (2171, 904736), (2308, 851032), (2338, 840112), (2548, 770872), (2672, 735098), (2912, 674513), (4039, 486304), (4342, 452368), (4616, 425516), (4676, 420056), (5096, 385436), (5344, 367549), (7501, 261856), (8078, 243152), (8183, 240032), (8684, 226184), (9232, 212758), (9352, 210028), (10192, 192718), (15002, 130928), (15197, 129248), (16156, 121576), (16366, 120016), (17368, 113092), (18464, 106379), (18704, 105014), (20384, 96359), (28273, 69472), (30004, 65464), (30394, 64624), (32312, 60788), (32732, 60008), (34736, 56546), (37408, 52507)]