1661559424

素因数分解:

$2^7\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:311

約数の個数: 192

約数和(自身を含む): 4130265600

約数和(自身を除く): 2468706176

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 64, 73, 76, 98, 112, 128, 133, 146, 152, 191, 196, 224, 266, 292, 304, 382, 392, 448, 511, 532, 584, 608, 764, 784, 896, 931, 1022, 1064, 1168, 1216, 1337, 1387, 1528, 1568, 1862, 2044, 2128, 2336, 2432, 2674, 2774, 3056, 3136, 3577, 3629, 3724, 4088, 4256, 4672, 5348, 5548, 6112, 6272, 7154, 7258, 7448, 8176, 8512, 9344, 9359, 9709, 10696, 11096, 12224, 13943, 14308, 14516, 14896, 16352, 17024, 18718, 19418, 21392, 22192, 24448, 25403, 27886, 28616, 29032, 29792, 32704, 37436, 38836, 42784, 44384, 50806, 55772, 57232, 58064, 59584, 65408, 67963, 74872, 77672, 85568, 88768, 97601, 101612, 111544, 114464, 116128, 119168, 135926, 149744, 155344, 171136, 177536, 177821, 195202, 203224, 223088, 228928, 232256, 264917, 271852, 299488, 310688, 355642, 390404, 406448, 446176, 457856, 464512, 529834, 543704, 598976, 621376, 683207, 711284, 780808, 812896, 892352, 1059668, 1087408, 1197952, 1242752, 1366414, 1422568, 1561616, 1625792, 1784704, 1854419, 2119336, 2174816, 2732828, 2845136, 3123232, 3251584, 3708838, 4238672, 4349632, 5465656, 5690272, 6246464, 7417676, 8477344, 8699264, 10931312, 11380544, 12492928, 12980933, 14835352, 16954688, 21862624, 22761088, 25961866, 29670704, 33909376, 43725248, 51923732, 59341408, 87450496, 103847464, 118682816, 207694928, 237365632, 415389856, 830779712, 1661559424]

約数ペア:

[(1, 1661559424), (2, 830779712), (4, 415389856), (7, 237365632), (8, 207694928), (14, 118682816), (16, 103847464), (19, 87450496), (28, 59341408), (32, 51923732), (38, 43725248), (49, 33909376), (56, 29670704), (64, 25961866), (73, 22761088), (76, 21862624), (98, 16954688), (112, 14835352), (128, 12980933), (133, 12492928), (146, 11380544), (152, 10931312), (191, 8699264), (196, 8477344), (224, 7417676), (266, 6246464), (292, 5690272), (304, 5465656), (382, 4349632), (392, 4238672), (448, 3708838), (511, 3251584), (532, 3123232), (584, 2845136), (608, 2732828), (764, 2174816), (784, 2119336), (896, 1854419), (931, 1784704), (1022, 1625792), (1064, 1561616), (1168, 1422568), (1216, 1366414), (1337, 1242752), (1387, 1197952), (1528, 1087408), (1568, 1059668), (1862, 892352), (2044, 812896), (2128, 780808), (2336, 711284), (2432, 683207), (2674, 621376), (2774, 598976), (3056, 543704), (3136, 529834), (3577, 464512), (3629, 457856), (3724, 446176), (4088, 406448), (4256, 390404), (4672, 355642), (5348, 310688), (5548, 299488), (6112, 271852), (6272, 264917), (7154, 232256), (7258, 228928), (7448, 223088), (8176, 203224), (8512, 195202), (9344, 177821), (9359, 177536), (9709, 171136), (10696, 155344), (11096, 149744), (12224, 135926), (13943, 119168), (14308, 116128), (14516, 114464), (14896, 111544), (16352, 101612), (17024, 97601), (18718, 88768), (19418, 85568), (21392, 77672), (22192, 74872), (24448, 67963), (25403, 65408), (27886, 59584), (28616, 58064), (29032, 57232), (29792, 55772), (32704, 50806), (37436, 44384), (38836, 42784)]