28940521848

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1567}}^1\times {\mathrm{2339}}^1$

素因数の和:3969

約数の個数: 128

約数和(自身を含む): 84536524800

約数和(自身を除く): 55596002952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 84, 94, 141, 168, 188, 282, 329, 376, 564, 658, 987, 1128, 1316, 1567, 1974, 2339, 2632, 3134, 3948, 4678, 4701, 6268, 7017, 7896, 9356, 9402, 10969, 12536, 14034, 16373, 18712, 18804, 21938, 28068, 32746, 32907, 37608, 43876, 49119, 56136, 65492, 65814, 73649, 87752, 98238, 109933, 130984, 131628, 147298, 196476, 219866, 220947, 263256, 294596, 329799, 392952, 439732, 441894, 515543, 589192, 659598, 769531, 879464, 883788, 1031086, 1319196, 1539062, 1546629, 1767576, 2062172, 2308593, 2638392, 3078124, 3093258, 3665213, 4124344, 4617186, 6156248, 6186516, 7330426, 9234372, 10995639, 12373032, 14660852, 18468744, 21991278, 25656491, 29321704, 43982556, 51312982, 76969473, 87965112, 102625964, 153938946, 172265011, 205251928, 307877892, 344530022, 516795033, 615755784, 689060044, 1033590066, 1205855077, 1378120088, 2067180132, 2411710154, 3617565231, 4134360264, 4823420308, 7235130462, 9646840616, 14470260924, 28940521848]

約数ペア:

[(1, 28940521848), (2, 14470260924), (3, 9646840616), (4, 7235130462), (6, 4823420308), (7, 4134360264), (8, 3617565231), (12, 2411710154), (14, 2067180132), (21, 1378120088), (24, 1205855077), (28, 1033590066), (42, 689060044), (47, 615755784), (56, 516795033), (84, 344530022), (94, 307877892), (141, 205251928), (168, 172265011), (188, 153938946), (282, 102625964), (329, 87965112), (376, 76969473), (564, 51312982), (658, 43982556), (987, 29321704), (1128, 25656491), (1316, 21991278), (1567, 18468744), (1974, 14660852), (2339, 12373032), (2632, 10995639), (3134, 9234372), (3948, 7330426), (4678, 6186516), (4701, 6156248), (6268, 4617186), (7017, 4124344), (7896, 3665213), (9356, 3093258), (9402, 3078124), (10969, 2638392), (12536, 2308593), (14034, 2062172), (16373, 1767576), (18712, 1546629), (18804, 1539062), (21938, 1319196), (28068, 1031086), (32746, 883788), (32907, 879464), (37608, 769531), (43876, 659598), (49119, 589192), (56136, 515543), (65492, 441894), (65814, 439732), (73649, 392952), (87752, 329799), (98238, 294596), (109933, 263256), (130984, 220947), (131628, 219866), (147298, 196476)]