494356720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:663

約数の個数: 160

約数和(自身を含む): 1369912320

約数和(自身を除く): 875555600

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 79, 80, 88, 104, 110, 130, 143, 158, 176, 208, 220, 260, 286, 316, 395, 440, 520, 547, 572, 632, 715, 790, 869, 880, 1027, 1040, 1094, 1144, 1264, 1430, 1580, 1738, 2054, 2188, 2288, 2735, 2860, 3160, 3476, 4108, 4345, 4376, 5135, 5470, 5720, 6017, 6320, 6952, 7111, 8216, 8690, 8752, 10270, 10940, 11297, 11440, 12034, 13904, 14222, 16432, 17380, 20540, 21880, 22594, 24068, 28444, 30085, 34760, 35555, 41080, 43213, 43760, 45188, 48136, 56485, 56888, 60170, 69520, 71110, 78221, 82160, 86426, 90376, 96272, 112970, 113776, 120340, 142220, 156442, 172852, 180752, 216065, 225940, 240680, 284440, 312884, 345704, 391105, 432130, 451880, 475343, 481360, 561769, 568880, 625768, 691408, 782210, 864260, 903760, 950686, 1123538, 1251536, 1564420, 1728520, 1901372, 2247076, 2376715, 2808845, 3128840, 3457040, 3802744, 4494152, 4753430, 5617690, 6179459, 6257680, 7605488, 8988304, 9506860, 11235380, 12358918, 19013720, 22470760, 24717836, 30897295, 38027440, 44941520, 49435672, 61794590, 98871344, 123589180, 247178360, 494356720]

約数ペア:

[(1, 494356720), (2, 247178360), (4, 123589180), (5, 98871344), (8, 61794590), (10, 49435672), (11, 44941520), (13, 38027440), (16, 30897295), (20, 24717836), (22, 22470760), (26, 19013720), (40, 12358918), (44, 11235380), (52, 9506860), (55, 8988304), (65, 7605488), (79, 6257680), (80, 6179459), (88, 5617690), (104, 4753430), (110, 4494152), (130, 3802744), (143, 3457040), (158, 3128840), (176, 2808845), (208, 2376715), (220, 2247076), (260, 1901372), (286, 1728520), (316, 1564420), (395, 1251536), (440, 1123538), (520, 950686), (547, 903760), (572, 864260), (632, 782210), (715, 691408), (790, 625768), (869, 568880), (880, 561769), (1027, 481360), (1040, 475343), (1094, 451880), (1144, 432130), (1264, 391105), (1430, 345704), (1580, 312884), (1738, 284440), (2054, 240680), (2188, 225940), (2288, 216065), (2735, 180752), (2860, 172852), (3160, 156442), (3476, 142220), (4108, 120340), (4345, 113776), (4376, 112970), (5135, 96272), (5470, 90376), (5720, 86426), (6017, 82160), (6320, 78221), (6952, 71110), (7111, 69520), (8216, 60170), (8690, 56888), (8752, 56485), (10270, 48136), (10940, 45188), (11297, 43760), (11440, 43213), (12034, 41080), (13904, 35555), (14222, 34760), (16432, 30085), (17380, 28444), (20540, 24068), (21880, 22594)]