27731760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1011

約数の個数: 160

約数和(自身を含む): 104136192

約数和(自身を除く): 76404432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 102, 105, 112, 119, 120, 136, 140, 168, 170, 204, 210, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 510, 560, 595, 680, 714, 816, 840, 952, 971, 1020, 1190, 1360, 1428, 1680, 1785, 1904, 1942, 2040, 2380, 2856, 2913, 3570, 3884, 4080, 4760, 4855, 5712, 5826, 6797, 7140, 7768, 9520, 9710, 11652, 13594, 14280, 14565, 15536, 16507, 19420, 20391, 23304, 27188, 28560, 29130, 33014, 33985, 38840, 40782, 46608, 49521, 54376, 58260, 66028, 67970, 77680, 81564, 82535, 99042, 101955, 108752, 115549, 116520, 132056, 135940, 163128, 165070, 198084, 203910, 231098, 233040, 247605, 264112, 271880, 326256, 330140, 346647, 396168, 407820, 462196, 495210, 543760, 577745, 660280, 693294, 792336, 815640, 924392, 990420, 1155490, 1320560, 1386588, 1631280, 1733235, 1848784, 1980840, 2310980, 2773176, 3466470, 3961680, 4621960, 5546352, 6932940, 9243920, 13865880, 27731760]

約数ペア:

[(1, 27731760), (2, 13865880), (3, 9243920), (4, 6932940), (5, 5546352), (6, 4621960), (7, 3961680), (8, 3466470), (10, 2773176), (12, 2310980), (14, 1980840), (15, 1848784), (16, 1733235), (17, 1631280), (20, 1386588), (21, 1320560), (24, 1155490), (28, 990420), (30, 924392), (34, 815640), (35, 792336), (40, 693294), (42, 660280), (48, 577745), (51, 543760), (56, 495210), (60, 462196), (68, 407820), (70, 396168), (80, 346647), (84, 330140), (85, 326256), (102, 271880), (105, 264112), (112, 247605), (119, 233040), (120, 231098), (136, 203910), (140, 198084), (168, 165070), (170, 163128), (204, 135940), (210, 132056), (238, 116520), (240, 115549), (255, 108752), (272, 101955), (280, 99042), (336, 82535), (340, 81564), (357, 77680), (408, 67970), (420, 66028), (476, 58260), (510, 54376), (560, 49521), (595, 46608), (680, 40782), (714, 38840), (816, 33985), (840, 33014), (952, 29130), (971, 28560), (1020, 27188), (1190, 23304), (1360, 20391), (1428, 19420), (1680, 16507), (1785, 15536), (1904, 14565), (1942, 14280), (2040, 13594), (2380, 11652), (2856, 9710), (2913, 9520), (3570, 7768), (3884, 7140), (4080, 6797), (4760, 5826), (4855, 5712)]