196957740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20389}}^1$

素因数の和:20431

約数の個数: 96

約数和(自身を含む): 657699840

約数和(自身を除く): 460742100

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 20389, 40778, 61167, 81556, 101945, 122334, 142723, 203890, 244668, 285446, 305835, 407780, 428169, 468947, 570892, 611670, 713615, 856338, 937894, 1223340, 1406841, 1427230, 1712676, 1875788, 2140845, 2344735, 2813682, 2854460, 3282629, 4281690, 4689470, 5627364, 6565258, 7034205, 8563380, 9378940, 9847887, 13130516, 14068410, 16413145, 19695774, 28136820, 32826290, 39391548, 49239435, 65652580, 98478870, 196957740]

約数ペア:

[(1, 196957740), (2, 98478870), (3, 65652580), (4, 49239435), (5, 39391548), (6, 32826290), (7, 28136820), (10, 19695774), (12, 16413145), (14, 14068410), (15, 13130516), (20, 9847887), (21, 9378940), (23, 8563380), (28, 7034205), (30, 6565258), (35, 5627364), (42, 4689470), (46, 4281690), (60, 3282629), (69, 2854460), (70, 2813682), (84, 2344735), (92, 2140845), (105, 1875788), (115, 1712676), (138, 1427230), (140, 1406841), (161, 1223340), (210, 937894), (230, 856338), (276, 713615), (322, 611670), (345, 570892), (420, 468947), (460, 428169), (483, 407780), (644, 305835), (690, 285446), (805, 244668), (966, 203890), (1380, 142723), (1610, 122334), (1932, 101945), (2415, 81556), (3220, 61167), (4830, 40778), (9660, 20389)]