287375152

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{881}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 623397600

約数和(自身を除く): 336022448

約数列:

[1, 2, 4, 8, 16, 19, 29, 37, 38, 58, 74, 76, 116, 148, 152, 232, 296, 304, 464, 551, 592, 703, 881, 1073, 1102, 1406, 1762, 2146, 2204, 2812, 3524, 4292, 4408, 5624, 7048, 8584, 8816, 11248, 14096, 16739, 17168, 20387, 25549, 32597, 33478, 40774, 51098, 65194, 66956, 81548, 102196, 130388, 133912, 163096, 204392, 260776, 267824, 326192, 408784, 485431, 521552, 619343, 945313, 970862, 1238686, 1890626, 1941724, 2477372, 3781252, 3883448, 4954744, 7562504, 7766896, 9909488, 15125008, 17960947, 35921894, 71843788, 143687576, 287375152]

約数ペア:

[(1, 287375152), (2, 143687576), (4, 71843788), (8, 35921894), (16, 17960947), (19, 15125008), (29, 9909488), (37, 7766896), (38, 7562504), (58, 4954744), (74, 3883448), (76, 3781252), (116, 2477372), (148, 1941724), (152, 1890626), (232, 1238686), (296, 970862), (304, 945313), (464, 619343), (551, 521552), (592, 485431), (703, 408784), (881, 326192), (1073, 267824), (1102, 260776), (1406, 204392), (1762, 163096), (2146, 133912), (2204, 130388), (2812, 102196), (3524, 81548), (4292, 66956), (4408, 65194), (5624, 51098), (7048, 40774), (8584, 33478), (8816, 32597), (11248, 25549), (14096, 20387), (16739, 17168)]