661151808

素因数分解:

$2^6\times 3^4\times {\mathrm{89}}^1\times {\mathrm{1433}}^1$

素因数の和:1546

約数の個数: 140

約数和(自身を含む): 1983265020

約数和(自身を除く): 1322113212

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 89, 96, 108, 144, 162, 178, 192, 216, 267, 288, 324, 356, 432, 534, 576, 648, 712, 801, 864, 1068, 1296, 1424, 1433, 1602, 1728, 2136, 2403, 2592, 2848, 2866, 3204, 4272, 4299, 4806, 5184, 5696, 5732, 6408, 7209, 8544, 8598, 9612, 11464, 12816, 12897, 14418, 17088, 17196, 19224, 22928, 25632, 25794, 28836, 34392, 38448, 38691, 45856, 51264, 51588, 57672, 68784, 76896, 77382, 91712, 103176, 115344, 116073, 127537, 137568, 153792, 154764, 206352, 230688, 232146, 255074, 275136, 309528, 382611, 412704, 461376, 464292, 510148, 619056, 765222, 825408, 928584, 1020296, 1147833, 1238112, 1530444, 1857168, 2040592, 2295666, 2476224, 3060888, 3443499, 3714336, 4081184, 4591332, 6121776, 6886998, 7428672, 8162368, 9182664, 10330497, 12243552, 13773996, 18365328, 20660994, 24487104, 27547992, 36730656, 41321988, 55095984, 73461312, 82643976, 110191968, 165287952, 220383936, 330575904, 661151808]

約数ペア:

[(1, 661151808), (2, 330575904), (3, 220383936), (4, 165287952), (6, 110191968), (8, 82643976), (9, 73461312), (12, 55095984), (16, 41321988), (18, 36730656), (24, 27547992), (27, 24487104), (32, 20660994), (36, 18365328), (48, 13773996), (54, 12243552), (64, 10330497), (72, 9182664), (81, 8162368), (89, 7428672), (96, 6886998), (108, 6121776), (144, 4591332), (162, 4081184), (178, 3714336), (192, 3443499), (216, 3060888), (267, 2476224), (288, 2295666), (324, 2040592), (356, 1857168), (432, 1530444), (534, 1238112), (576, 1147833), (648, 1020296), (712, 928584), (801, 825408), (864, 765222), (1068, 619056), (1296, 510148), (1424, 464292), (1433, 461376), (1602, 412704), (1728, 382611), (2136, 309528), (2403, 275136), (2592, 255074), (2848, 232146), (2866, 230688), (3204, 206352), (4272, 154764), (4299, 153792), (4806, 137568), (5184, 127537), (5696, 116073), (5732, 115344), (6408, 103176), (7209, 91712), (8544, 77382), (8598, 76896), (9612, 68784), (11464, 57672), (12816, 51588), (12897, 51264), (14418, 45856), (17088, 38691), (17196, 38448), (19224, 34392), (22928, 28836), (25632, 25794)]