221166720

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{12799}}^1$

素因数の和:12827

約数の個数: 128

約数和(自身を含む): 783360000

約数和(自身を除く): 562193280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 12799, 17280, 25598, 38397, 51196, 63995, 76794, 102392, 115191, 127990, 153588, 191985, 204784, 230382, 255980, 307176, 345573, 383970, 409568, 460764, 511960, 575955, 614352, 691146, 767940, 819136, 921528, 1023920, 1151910, 1228704, 1382292, 1535880, 1638272, 1727865, 1843056, 2047840, 2303820, 2457408, 2764584, 3071760, 3455730, 3686112, 4095680, 4607640, 4914816, 5529168, 6143520, 6911460, 7372224, 8191360, 9215280, 11058336, 12287040, 13822920, 14744448, 18430560, 22116672, 24574080, 27645840, 36861120, 44233344, 55291680, 73722240, 110583360, 221166720]

約数ペア:

[(1, 221166720), (2, 110583360), (3, 73722240), (4, 55291680), (5, 44233344), (6, 36861120), (8, 27645840), (9, 24574080), (10, 22116672), (12, 18430560), (15, 14744448), (16, 13822920), (18, 12287040), (20, 11058336), (24, 9215280), (27, 8191360), (30, 7372224), (32, 6911460), (36, 6143520), (40, 5529168), (45, 4914816), (48, 4607640), (54, 4095680), (60, 3686112), (64, 3455730), (72, 3071760), (80, 2764584), (90, 2457408), (96, 2303820), (108, 2047840), (120, 1843056), (128, 1727865), (135, 1638272), (144, 1535880), (160, 1382292), (180, 1228704), (192, 1151910), (216, 1023920), (240, 921528), (270, 819136), (288, 767940), (320, 691146), (360, 614352), (384, 575955), (432, 511960), (480, 460764), (540, 409568), (576, 383970), (640, 345573), (720, 307176), (864, 255980), (960, 230382), (1080, 204784), (1152, 191985), (1440, 153588), (1728, 127990), (1920, 115191), (2160, 102392), (2880, 76794), (3456, 63995), (4320, 51196), (5760, 38397), (8640, 25598), (12799, 17280)]