90660388

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:91

約数の個数: 144

約数和(自身を含む): 221356800

約数和(自身を除く): 130696412

約数列:

[1, 2, 4, 7, 13, 14, 17, 23, 26, 28, 34, 46, 49, 52, 68, 91, 92, 98, 119, 161, 169, 182, 196, 221, 238, 299, 322, 338, 343, 364, 391, 442, 476, 598, 637, 644, 676, 686, 782, 833, 884, 1127, 1183, 1196, 1274, 1372, 1547, 1564, 1666, 2093, 2254, 2366, 2548, 2737, 2873, 3094, 3332, 3887, 4186, 4459, 4508, 4732, 5083, 5474, 5746, 5831, 6188, 7774, 7889, 8281, 8372, 8918, 10166, 10829, 10948, 11492, 11662, 14651, 15548, 15778, 16562, 17836, 19159, 20111, 20332, 21658, 23324, 27209, 29302, 31556, 33124, 35581, 38318, 40222, 43316, 54418, 57967, 58604, 66079, 71162, 75803, 76636, 80444, 102557, 108836, 115934, 132158, 134113, 140777, 142324, 151606, 190463, 205114, 231868, 249067, 264316, 268226, 281554, 303212, 380926, 410228, 462553, 498134, 536452, 563108, 761852, 925106, 985439, 996268, 1333241, 1743469, 1850212, 1970878, 2666482, 3237871, 3486938, 3941756, 5332964, 6475742, 6973876, 12951484, 22665097, 45330194, 90660388]

約数ペア:

[(1, 90660388), (2, 45330194), (4, 22665097), (7, 12951484), (13, 6973876), (14, 6475742), (17, 5332964), (23, 3941756), (26, 3486938), (28, 3237871), (34, 2666482), (46, 1970878), (49, 1850212), (52, 1743469), (68, 1333241), (91, 996268), (92, 985439), (98, 925106), (119, 761852), (161, 563108), (169, 536452), (182, 498134), (196, 462553), (221, 410228), (238, 380926), (299, 303212), (322, 281554), (338, 268226), (343, 264316), (364, 249067), (391, 231868), (442, 205114), (476, 190463), (598, 151606), (637, 142324), (644, 140777), (676, 134113), (686, 132158), (782, 115934), (833, 108836), (884, 102557), (1127, 80444), (1183, 76636), (1196, 75803), (1274, 71162), (1372, 66079), (1547, 58604), (1564, 57967), (1666, 54418), (2093, 43316), (2254, 40222), (2366, 38318), (2548, 35581), (2737, 33124), (2873, 31556), (3094, 29302), (3332, 27209), (3887, 23324), (4186, 21658), (4459, 20332), (4508, 20111), (4732, 19159), (5083, 17836), (5474, 16562), (5746, 15778), (5831, 15548), (6188, 14651), (7774, 11662), (7889, 11492), (8281, 10948), (8372, 10829), (8918, 10166)]