164731520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:111

約数の個数: 192

約数和(自身を含む): 447690240

約数和(自身を除く): 282958720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 31, 32, 38, 40, 46, 62, 64, 76, 80, 92, 95, 115, 124, 128, 152, 155, 160, 184, 190, 230, 248, 304, 310, 320, 361, 368, 380, 437, 460, 496, 589, 608, 620, 640, 713, 722, 736, 760, 874, 920, 992, 1178, 1216, 1240, 1426, 1444, 1472, 1520, 1748, 1805, 1840, 1984, 2185, 2356, 2432, 2480, 2852, 2888, 2944, 2945, 3040, 3496, 3565, 3610, 3680, 3968, 4370, 4712, 4960, 5704, 5776, 5890, 6080, 6992, 7130, 7220, 7360, 8303, 8740, 9424, 9920, 11191, 11408, 11552, 11780, 12160, 13547, 13984, 14260, 14440, 14720, 16606, 17480, 18848, 19840, 22382, 22816, 23104, 23560, 27094, 27968, 28520, 28880, 33212, 34960, 37696, 41515, 44764, 45632, 46208, 47120, 54188, 55936, 55955, 57040, 57760, 66424, 67735, 69920, 75392, 83030, 89528, 91264, 94240, 108376, 111910, 114080, 115520, 132848, 135470, 139840, 166060, 179056, 188480, 216752, 223820, 228160, 231040, 257393, 265696, 270940, 279680, 332120, 358112, 376960, 433504, 447640, 456320, 514786, 531392, 541880, 664240, 716224, 867008, 895280, 1029572, 1062784, 1083760, 1286965, 1328480, 1432448, 1734016, 1790560, 2059144, 2167520, 2573930, 2656960, 3581120, 4118288, 4335040, 5147860, 5313920, 7162240, 8236576, 8670080, 10295720, 16473152, 20591440, 32946304, 41182880, 82365760, 164731520]

約数ペア:

[(1, 164731520), (2, 82365760), (4, 41182880), (5, 32946304), (8, 20591440), (10, 16473152), (16, 10295720), (19, 8670080), (20, 8236576), (23, 7162240), (31, 5313920), (32, 5147860), (38, 4335040), (40, 4118288), (46, 3581120), (62, 2656960), (64, 2573930), (76, 2167520), (80, 2059144), (92, 1790560), (95, 1734016), (115, 1432448), (124, 1328480), (128, 1286965), (152, 1083760), (155, 1062784), (160, 1029572), (184, 895280), (190, 867008), (230, 716224), (248, 664240), (304, 541880), (310, 531392), (320, 514786), (361, 456320), (368, 447640), (380, 433504), (437, 376960), (460, 358112), (496, 332120), (589, 279680), (608, 270940), (620, 265696), (640, 257393), (713, 231040), (722, 228160), (736, 223820), (760, 216752), (874, 188480), (920, 179056), (992, 166060), (1178, 139840), (1216, 135470), (1240, 132848), (1426, 115520), (1444, 114080), (1472, 111910), (1520, 108376), (1748, 94240), (1805, 91264), (1840, 89528), (1984, 83030), (2185, 75392), (2356, 69920), (2432, 67735), (2480, 66424), (2852, 57760), (2888, 57040), (2944, 55955), (2945, 55936), (3040, 54188), (3496, 47120), (3565, 46208), (3610, 45632), (3680, 44764), (3968, 41515), (4370, 37696), (4712, 34960), (4960, 33212), (5704, 28880), (5776, 28520), (5890, 27968), (6080, 27094), (6992, 23560), (7130, 23104), (7220, 22816), (7360, 22382), (8303, 19840), (8740, 18848), (9424, 17480), (9920, 16606), (11191, 14720), (11408, 14440), (11552, 14260), (11780, 13984), (12160, 13547)]