180509728

素因数分解:

$2^5\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 446433120

約数和(自身を除く): 265923392

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 73, 76, 83, 98, 112, 133, 146, 152, 166, 196, 224, 266, 292, 304, 332, 392, 511, 532, 581, 584, 608, 664, 784, 931, 1022, 1064, 1162, 1168, 1328, 1387, 1568, 1577, 1862, 2044, 2128, 2324, 2336, 2656, 2774, 3154, 3577, 3724, 4067, 4088, 4256, 4648, 5548, 6059, 6308, 7154, 7448, 8134, 8176, 9296, 9709, 11039, 11096, 12118, 12616, 14308, 14896, 16268, 16352, 18592, 19418, 22078, 22192, 24236, 25232, 28616, 29792, 32536, 38836, 42413, 44156, 44384, 48472, 50464, 57232, 65072, 67963, 77273, 77672, 84826, 88312, 96944, 114464, 115121, 130144, 135926, 154546, 155344, 169652, 176624, 193888, 230242, 271852, 296891, 309092, 310688, 339304, 353248, 460484, 543704, 593782, 618184, 678608, 805847, 920968, 1087408, 1187564, 1236368, 1357216, 1611694, 1841936, 2174816, 2375128, 2472736, 3223388, 3683872, 4750256, 5640929, 6446776, 9500512, 11281858, 12893552, 22563716, 25787104, 45127432, 90254864, 180509728]

約数ペア:

[(1, 180509728), (2, 90254864), (4, 45127432), (7, 25787104), (8, 22563716), (14, 12893552), (16, 11281858), (19, 9500512), (28, 6446776), (32, 5640929), (38, 4750256), (49, 3683872), (56, 3223388), (73, 2472736), (76, 2375128), (83, 2174816), (98, 1841936), (112, 1611694), (133, 1357216), (146, 1236368), (152, 1187564), (166, 1087408), (196, 920968), (224, 805847), (266, 678608), (292, 618184), (304, 593782), (332, 543704), (392, 460484), (511, 353248), (532, 339304), (581, 310688), (584, 309092), (608, 296891), (664, 271852), (784, 230242), (931, 193888), (1022, 176624), (1064, 169652), (1162, 155344), (1168, 154546), (1328, 135926), (1387, 130144), (1568, 115121), (1577, 114464), (1862, 96944), (2044, 88312), (2128, 84826), (2324, 77672), (2336, 77273), (2656, 67963), (2774, 65072), (3154, 57232), (3577, 50464), (3724, 48472), (4067, 44384), (4088, 44156), (4256, 42413), (4648, 38836), (5548, 32536), (6059, 29792), (6308, 28616), (7154, 25232), (7448, 24236), (8134, 22192), (8176, 22078), (9296, 19418), (9709, 18592), (11039, 16352), (11096, 16268), (12118, 14896), (12616, 14308)]