51544080

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{487}}^1$

素因数の和:523

約数の個数: 240

約数和(自身を含む): 206951040

約数和(自身を除く): 155406960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 487, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 974, 980, 1008, 1080, 1176, 1260, 1323, 1461, 1470, 1512, 1680, 1764, 1890, 1948, 1960, 2160, 2205, 2352, 2435, 2520, 2646, 2922, 2940, 3024, 3409, 3528, 3780, 3896, 3920, 4383, 4410, 4870, 5040, 5292, 5844, 5880, 6615, 6818, 7056, 7305, 7560, 7792, 8766, 8820, 9740, 10227, 10584, 11688, 11760, 13149, 13230, 13636, 14610, 15120, 17045, 17532, 17640, 19480, 20454, 21168, 21915, 23376, 23863, 26298, 26460, 27272, 29220, 30681, 34090, 35064, 35280, 38960, 40908, 43830, 47726, 51135, 52596, 52920, 54544, 58440, 61362, 65745, 68180, 70128, 71589, 81816, 87660, 92043, 95452, 102270, 105192, 105840, 116880, 119315, 122724, 131490, 136360, 143178, 153405, 163632, 175320, 184086, 190904, 204540, 210384, 214767, 238630, 245448, 262980, 272720, 286356, 306810, 350640, 357945, 368172, 381808, 409080, 429534, 460215, 477260, 490896, 525960, 572712, 613620, 644301, 715890, 736344, 818160, 859068, 920430, 954520, 1051920, 1073835, 1145424, 1227240, 1288602, 1431780, 1472688, 1718136, 1840860, 1909040, 2147670, 2454480, 2577204, 2863560, 3221505, 3436272, 3681720, 4295340, 5154408, 5727120, 6443010, 7363440, 8590680, 10308816, 12886020, 17181360, 25772040, 51544080]

約数ペア:

[(1, 51544080), (2, 25772040), (3, 17181360), (4, 12886020), (5, 10308816), (6, 8590680), (7, 7363440), (8, 6443010), (9, 5727120), (10, 5154408), (12, 4295340), (14, 3681720), (15, 3436272), (16, 3221505), (18, 2863560), (20, 2577204), (21, 2454480), (24, 2147670), (27, 1909040), (28, 1840860), (30, 1718136), (35, 1472688), (36, 1431780), (40, 1288602), (42, 1227240), (45, 1145424), (48, 1073835), (49, 1051920), (54, 954520), (56, 920430), (60, 859068), (63, 818160), (70, 736344), (72, 715890), (80, 644301), (84, 613620), (90, 572712), (98, 525960), (105, 490896), (108, 477260), (112, 460215), (120, 429534), (126, 409080), (135, 381808), (140, 368172), (144, 357945), (147, 350640), (168, 306810), (180, 286356), (189, 272720), (196, 262980), (210, 245448), (216, 238630), (240, 214767), (245, 210384), (252, 204540), (270, 190904), (280, 184086), (294, 175320), (315, 163632), (336, 153405), (360, 143178), (378, 136360), (392, 131490), (420, 122724), (432, 119315), (441, 116880), (487, 105840), (490, 105192), (504, 102270), (540, 95452), (560, 92043), (588, 87660), (630, 81816), (720, 71589), (735, 70128), (756, 68180), (784, 65745), (840, 61362), (882, 58440), (945, 54544), (974, 52920), (980, 52596), (1008, 51135), (1080, 47726), (1176, 43830), (1260, 40908), (1323, 38960), (1461, 35280), (1470, 35064), (1512, 34090), (1680, 30681), (1764, 29220), (1890, 27272), (1948, 26460), (1960, 26298), (2160, 23863), (2205, 23376), (2352, 21915), (2435, 21168), (2520, 20454), (2646, 19480), (2922, 17640), (2940, 17532), (3024, 17045), (3409, 15120), (3528, 14610), (3780, 13636), (3896, 13230), (3920, 13149), (4383, 11760), (4410, 11688), (4870, 10584), (5040, 10227), (5292, 9740), (5844, 8820), (5880, 8766), (6615, 7792), (6818, 7560), (7056, 7305)]