15691212468

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{907}}^1$

素因数の和:1246

約数の個数: 144

約数和(自身を含む): 41822988480

約数和(自身を除く): 26131776012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 73, 87, 116, 146, 174, 219, 227, 261, 292, 348, 438, 454, 522, 657, 681, 876, 907, 908, 1044, 1314, 1362, 1814, 2043, 2117, 2628, 2721, 2724, 3628, 4086, 4234, 5442, 6351, 6583, 8163, 8172, 8468, 10884, 12702, 13166, 16326, 16571, 19053, 19749, 25404, 26303, 26332, 32652, 33142, 38106, 39498, 49713, 52606, 59247, 66211, 66284, 76212, 78909, 78996, 99426, 105212, 118494, 132422, 149139, 157818, 198633, 198852, 205889, 236727, 236988, 264844, 298278, 315636, 397266, 411778, 473454, 480559, 595899, 596556, 617667, 794532, 823556, 946908, 961118, 1191798, 1235334, 1441677, 1853001, 1920119, 1922236, 2383596, 2470668, 2883354, 3706002, 3840238, 4325031, 5760357, 5766708, 5970781, 7412004, 7680476, 8650062, 11520714, 11941562, 15029897, 17281071, 17300124, 17912343, 23041428, 23883124, 30059794, 34562142, 35824686, 45089691, 53737029, 60119588, 69124284, 71649372, 90179382, 107474058, 135269073, 180358764, 214948116, 270538146, 435867013, 541076292, 871734026, 1307601039, 1743468052, 2615202078, 3922803117, 5230404156, 7845606234, 15691212468]

約数ペア:

[(1, 15691212468), (2, 7845606234), (3, 5230404156), (4, 3922803117), (6, 2615202078), (9, 1743468052), (12, 1307601039), (18, 871734026), (29, 541076292), (36, 435867013), (58, 270538146), (73, 214948116), (87, 180358764), (116, 135269073), (146, 107474058), (174, 90179382), (219, 71649372), (227, 69124284), (261, 60119588), (292, 53737029), (348, 45089691), (438, 35824686), (454, 34562142), (522, 30059794), (657, 23883124), (681, 23041428), (876, 17912343), (907, 17300124), (908, 17281071), (1044, 15029897), (1314, 11941562), (1362, 11520714), (1814, 8650062), (2043, 7680476), (2117, 7412004), (2628, 5970781), (2721, 5766708), (2724, 5760357), (3628, 4325031), (4086, 3840238), (4234, 3706002), (5442, 2883354), (6351, 2470668), (6583, 2383596), (8163, 1922236), (8172, 1920119), (8468, 1853001), (10884, 1441677), (12702, 1235334), (13166, 1191798), (16326, 961118), (16571, 946908), (19053, 823556), (19749, 794532), (25404, 617667), (26303, 596556), (26332, 595899), (32652, 480559), (33142, 473454), (38106, 411778), (39498, 397266), (49713, 315636), (52606, 298278), (59247, 264844), (66211, 236988), (66284, 236727), (76212, 205889), (78909, 198852), (78996, 198633), (99426, 157818), (105212, 149139), (118494, 132422)]