643927968

素因数分解:

$2^5\times 3^4\times {\mathrm{71}}^1\times {\mathrm{3499}}^1$

素因数の和:3592

約数の個数: 120

約数和(自身を含む): 1920996000

約数和(自身を除く): 1277068032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 71, 72, 81, 96, 108, 142, 144, 162, 213, 216, 284, 288, 324, 426, 432, 568, 639, 648, 852, 864, 1136, 1278, 1296, 1704, 1917, 2272, 2556, 2592, 3408, 3499, 3834, 5112, 5751, 6816, 6998, 7668, 10224, 10497, 11502, 13996, 15336, 20448, 20994, 23004, 27992, 30672, 31491, 41988, 46008, 55984, 61344, 62982, 83976, 92016, 94473, 111968, 125964, 167952, 184032, 188946, 248429, 251928, 283419, 335904, 377892, 496858, 503856, 566838, 745287, 755784, 993716, 1007712, 1133676, 1490574, 1511568, 1987432, 2235861, 2267352, 2981148, 3023136, 3974864, 4471722, 4534704, 5962296, 6707583, 7949728, 8943444, 9069408, 11924592, 13415166, 17886888, 20122749, 23849184, 26830332, 35773776, 40245498, 53660664, 71547552, 80490996, 107321328, 160981992, 214642656, 321963984, 643927968]

約数ペア:

[(1, 643927968), (2, 321963984), (3, 214642656), (4, 160981992), (6, 107321328), (8, 80490996), (9, 71547552), (12, 53660664), (16, 40245498), (18, 35773776), (24, 26830332), (27, 23849184), (32, 20122749), (36, 17886888), (48, 13415166), (54, 11924592), (71, 9069408), (72, 8943444), (81, 7949728), (96, 6707583), (108, 5962296), (142, 4534704), (144, 4471722), (162, 3974864), (213, 3023136), (216, 2981148), (284, 2267352), (288, 2235861), (324, 1987432), (426, 1511568), (432, 1490574), (568, 1133676), (639, 1007712), (648, 993716), (852, 755784), (864, 745287), (1136, 566838), (1278, 503856), (1296, 496858), (1704, 377892), (1917, 335904), (2272, 283419), (2556, 251928), (2592, 248429), (3408, 188946), (3499, 184032), (3834, 167952), (5112, 125964), (5751, 111968), (6816, 94473), (6998, 92016), (7668, 83976), (10224, 62982), (10497, 61344), (11502, 55984), (13996, 46008), (15336, 41988), (20448, 31491), (20994, 30672), (23004, 27992)]