42921912

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 126720000

約数和(自身を除く): 83798088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 43, 44, 57, 66, 76, 86, 88, 114, 129, 132, 152, 172, 199, 209, 228, 258, 264, 344, 398, 418, 456, 473, 516, 597, 627, 796, 817, 836, 946, 1032, 1194, 1254, 1419, 1592, 1634, 1672, 1892, 2189, 2388, 2451, 2508, 2838, 3268, 3781, 3784, 4378, 4776, 4902, 5016, 5676, 6536, 6567, 7562, 8557, 8756, 8987, 9804, 11343, 11352, 13134, 15124, 17114, 17512, 17974, 19608, 22686, 25671, 26268, 26961, 30248, 34228, 35948, 41591, 45372, 51342, 52536, 53922, 68456, 71896, 83182, 90744, 94127, 102684, 107844, 124773, 162583, 166364, 188254, 205368, 215688, 249546, 282381, 325166, 332728, 376508, 487749, 499092, 564762, 650332, 753016, 975498, 998184, 1129524, 1300664, 1788413, 1950996, 2259048, 3576826, 3901992, 5365239, 7153652, 10730478, 14307304, 21460956, 42921912]

約数ペア:

[(1, 42921912), (2, 21460956), (3, 14307304), (4, 10730478), (6, 7153652), (8, 5365239), (11, 3901992), (12, 3576826), (19, 2259048), (22, 1950996), (24, 1788413), (33, 1300664), (38, 1129524), (43, 998184), (44, 975498), (57, 753016), (66, 650332), (76, 564762), (86, 499092), (88, 487749), (114, 376508), (129, 332728), (132, 325166), (152, 282381), (172, 249546), (199, 215688), (209, 205368), (228, 188254), (258, 166364), (264, 162583), (344, 124773), (398, 107844), (418, 102684), (456, 94127), (473, 90744), (516, 83182), (597, 71896), (627, 68456), (796, 53922), (817, 52536), (836, 51342), (946, 45372), (1032, 41591), (1194, 35948), (1254, 34228), (1419, 30248), (1592, 26961), (1634, 26268), (1672, 25671), (1892, 22686), (2189, 19608), (2388, 17974), (2451, 17512), (2508, 17114), (2838, 15124), (3268, 13134), (3781, 11352), (3784, 11343), (4378, 9804), (4776, 8987), (4902, 8756), (5016, 8557), (5676, 7562), (6536, 6567)]