221854080

素因数分解:

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

素因数の和:1017

約数の個数: 256

約数和(自身を含む): 856604160

約数和(自身を除く): 634750080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 64, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 128, 136, 140, 160, 168, 170, 192, 204, 210, 224, 238, 240, 255, 272, 280, 320, 336, 340, 357, 384, 408, 420, 448, 476, 480, 510, 544, 560, 595, 640, 672, 680, 714, 816, 840, 896, 952, 960, 971, 1020, 1088, 1120, 1190, 1344, 1360, 1428, 1632, 1680, 1785, 1904, 1920, 1942, 2040, 2176, 2240, 2380, 2688, 2720, 2856, 2913, 3264, 3360, 3570, 3808, 3884, 4080, 4480, 4760, 4855, 5440, 5712, 5826, 6528, 6720, 6797, 7140, 7616, 7768, 8160, 9520, 9710, 10880, 11424, 11652, 13440, 13594, 14280, 14565, 15232, 15536, 16320, 16507, 19040, 19420, 20391, 22848, 23304, 27188, 28560, 29130, 31072, 32640, 33014, 33985, 38080, 38840, 40782, 45696, 46608, 49521, 54376, 57120, 58260, 62144, 66028, 67970, 76160, 77680, 81564, 82535, 93216, 99042, 101955, 108752, 114240, 115549, 116520, 124288, 132056, 135940, 155360, 163128, 165070, 186432, 198084, 203910, 217504, 228480, 231098, 233040, 247605, 264112, 271880, 310720, 326256, 330140, 346647, 372864, 396168, 407820, 435008, 462196, 466080, 495210, 528224, 543760, 577745, 621440, 652512, 660280, 693294, 792336, 815640, 870016, 924392, 932160, 990420, 1056448, 1087520, 1155490, 1305024, 1320560, 1386588, 1584672, 1631280, 1733235, 1848784, 1864320, 1980840, 2112896, 2175040, 2310980, 2610048, 2641120, 2773176, 3169344, 3262560, 3466470, 3697568, 3961680, 4350080, 4621960, 5282240, 5546352, 6338688, 6525120, 6932940, 7395136, 7923360, 9243920, 10564480, 11092704, 13050240, 13865880, 14790272, 15846720, 18487840, 22185408, 27731760, 31693440, 36975680, 44370816, 55463520, 73951360, 110927040, 221854080]

約数ペア:

[(1, 221854080), (2, 110927040), (3, 73951360), (4, 55463520), (5, 44370816), (6, 36975680), (7, 31693440), (8, 27731760), (10, 22185408), (12, 18487840), (14, 15846720), (15, 14790272), (16, 13865880), (17, 13050240), (20, 11092704), (21, 10564480), (24, 9243920), (28, 7923360), (30, 7395136), (32, 6932940), (34, 6525120), (35, 6338688), (40, 5546352), (42, 5282240), (48, 4621960), (51, 4350080), (56, 3961680), (60, 3697568), (64, 3466470), (68, 3262560), (70, 3169344), (80, 2773176), (84, 2641120), (85, 2610048), (96, 2310980), (102, 2175040), (105, 2112896), (112, 1980840), (119, 1864320), (120, 1848784), (128, 1733235), (136, 1631280), (140, 1584672), (160, 1386588), (168, 1320560), (170, 1305024), (192, 1155490), (204, 1087520), (210, 1056448), (224, 990420), (238, 932160), (240, 924392), (255, 870016), (272, 815640), (280, 792336), (320, 693294), (336, 660280), (340, 652512), (357, 621440), (384, 577745), (408, 543760), (420, 528224), (448, 495210), (476, 466080), (480, 462196), (510, 435008), (544, 407820), (560, 396168), (595, 372864), (640, 346647), (672, 330140), (680, 326256), (714, 310720), (816, 271880), (840, 264112), (896, 247605), (952, 233040), (960, 231098), (971, 228480), (1020, 217504), (1088, 203910), (1120, 198084), (1190, 186432), (1344, 165070), (1360, 163128), (1428, 155360), (1632, 135940), (1680, 132056), (1785, 124288), (1904, 116520), (1920, 115549), (1942, 114240), (2040, 108752), (2176, 101955), (2240, 99042), (2380, 93216), (2688, 82535), (2720, 81564), (2856, 77680), (2913, 76160), (3264, 67970), (3360, 66028), (3570, 62144), (3808, 58260), (3884, 57120), (4080, 54376), (4480, 49521), (4760, 46608), (4855, 45696), (5440, 40782), (5712, 38840), (5826, 38080), (6528, 33985), (6720, 33014), (6797, 32640), (7140, 31072), (7616, 29130), (7768, 28560), (8160, 27188), (9520, 23304), (9710, 22848), (10880, 20391), (11424, 19420), (11652, 19040), (13440, 16507), (13594, 16320), (14280, 15536), (14565, 15232)]