71983548

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:153

約数の個数: 216

約数和(自身を含む): 236444208

約数和(自身を除く): 164460660

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 43, 49, 52, 63, 73, 78, 84, 86, 91, 98, 117, 126, 129, 146, 147, 156, 172, 182, 196, 219, 234, 252, 258, 273, 292, 294, 301, 364, 387, 438, 441, 468, 511, 516, 546, 559, 588, 602, 637, 657, 774, 819, 876, 882, 903, 949, 1022, 1092, 1118, 1204, 1274, 1314, 1533, 1548, 1638, 1677, 1764, 1806, 1898, 1911, 2044, 2107, 2236, 2548, 2628, 2709, 2847, 3066, 3139, 3276, 3354, 3577, 3612, 3796, 3822, 3913, 4214, 4599, 5031, 5418, 5694, 5733, 6132, 6278, 6321, 6643, 6708, 7154, 7644, 7826, 8428, 8541, 9198, 9417, 10062, 10731, 10836, 11388, 11466, 11739, 12556, 12642, 13286, 14308, 15652, 17082, 18396, 18834, 18963, 19929, 20124, 21462, 21973, 22932, 23478, 25284, 26572, 27391, 28251, 32193, 34164, 35217, 37668, 37926, 39858, 40807, 42924, 43946, 46501, 46956, 54782, 56502, 59787, 64386, 65919, 70434, 75852, 79716, 81614, 82173, 87892, 93002, 109564, 113004, 119574, 122421, 128772, 131838, 139503, 140868, 153811, 163228, 164346, 186004, 197757, 239148, 244842, 246519, 263676, 279006, 285649, 307622, 328692, 367263, 395514, 418509, 461433, 489684, 493038, 558012, 571298, 615244, 734526, 791028, 837018, 856947, 922866, 986076, 1142596, 1384299, 1469052, 1674036, 1713894, 1845732, 1999543, 2570841, 2768598, 3427788, 3999086, 5141682, 5537196, 5998629, 7998172, 10283364, 11997258, 17995887, 23994516, 35991774, 71983548]

約数ペア:

[(1, 71983548), (2, 35991774), (3, 23994516), (4, 17995887), (6, 11997258), (7, 10283364), (9, 7998172), (12, 5998629), (13, 5537196), (14, 5141682), (18, 3999086), (21, 3427788), (26, 2768598), (28, 2570841), (36, 1999543), (39, 1845732), (42, 1713894), (43, 1674036), (49, 1469052), (52, 1384299), (63, 1142596), (73, 986076), (78, 922866), (84, 856947), (86, 837018), (91, 791028), (98, 734526), (117, 615244), (126, 571298), (129, 558012), (146, 493038), (147, 489684), (156, 461433), (172, 418509), (182, 395514), (196, 367263), (219, 328692), (234, 307622), (252, 285649), (258, 279006), (273, 263676), (292, 246519), (294, 244842), (301, 239148), (364, 197757), (387, 186004), (438, 164346), (441, 163228), (468, 153811), (511, 140868), (516, 139503), (546, 131838), (559, 128772), (588, 122421), (602, 119574), (637, 113004), (657, 109564), (774, 93002), (819, 87892), (876, 82173), (882, 81614), (903, 79716), (949, 75852), (1022, 70434), (1092, 65919), (1118, 64386), (1204, 59787), (1274, 56502), (1314, 54782), (1533, 46956), (1548, 46501), (1638, 43946), (1677, 42924), (1764, 40807), (1806, 39858), (1898, 37926), (1911, 37668), (2044, 35217), (2107, 34164), (2236, 32193), (2548, 28251), (2628, 27391), (2709, 26572), (2847, 25284), (3066, 23478), (3139, 22932), (3276, 21973), (3354, 21462), (3577, 20124), (3612, 19929), (3796, 18963), (3822, 18834), (3913, 18396), (4214, 17082), (4599, 15652), (5031, 14308), (5418, 13286), (5694, 12642), (5733, 12556), (6132, 11739), (6278, 11466), (6321, 11388), (6643, 10836), (6708, 10731), (7154, 10062), (7644, 9417), (7826, 9198), (8428, 8541)]