721518768

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{859}}^1$

素因数の和:1199

約数の個数: 120

約数和(自身を含む): 2134932800

約数和(自身を除く): 1413414032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 307, 342, 456, 614, 684, 859, 912, 921, 1228, 1368, 1718, 1842, 2456, 2577, 2736, 2763, 3436, 3684, 4912, 5154, 5526, 5833, 6872, 7368, 7731, 10308, 11052, 11666, 13744, 14736, 15462, 16321, 17499, 20616, 22104, 23332, 30924, 32642, 34998, 41232, 44208, 46664, 48963, 52497, 61848, 65284, 69996, 93328, 97926, 104994, 123696, 130568, 139992, 146889, 195852, 209988, 261136, 263713, 279984, 293778, 391704, 419976, 527426, 587556, 783408, 791139, 839952, 1054852, 1175112, 1582278, 2109704, 2350224, 2373417, 3164556, 4219408, 4746834, 5010547, 6329112, 9493668, 10021094, 12658224, 15031641, 18987336, 20042188, 30063282, 37974672, 40084376, 45094923, 60126564, 80168752, 90189846, 120253128, 180379692, 240506256, 360759384, 721518768]

約数ペア:

[(1, 721518768), (2, 360759384), (3, 240506256), (4, 180379692), (6, 120253128), (8, 90189846), (9, 80168752), (12, 60126564), (16, 45094923), (18, 40084376), (19, 37974672), (24, 30063282), (36, 20042188), (38, 18987336), (48, 15031641), (57, 12658224), (72, 10021094), (76, 9493668), (114, 6329112), (144, 5010547), (152, 4746834), (171, 4219408), (228, 3164556), (304, 2373417), (307, 2350224), (342, 2109704), (456, 1582278), (614, 1175112), (684, 1054852), (859, 839952), (912, 791139), (921, 783408), (1228, 587556), (1368, 527426), (1718, 419976), (1842, 391704), (2456, 293778), (2577, 279984), (2736, 263713), (2763, 261136), (3436, 209988), (3684, 195852), (4912, 146889), (5154, 139992), (5526, 130568), (5833, 123696), (6872, 104994), (7368, 97926), (7731, 93328), (10308, 69996), (11052, 65284), (11666, 61848), (13744, 52497), (14736, 48963), (15462, 46664), (16321, 44208), (17499, 41232), (20616, 34998), (22104, 32642), (23332, 30924)]