277636520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 785134080

約数和(自身を除く): 507497560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 47, 56, 68, 70, 73, 85, 94, 119, 136, 140, 146, 170, 188, 235, 238, 280, 289, 292, 329, 340, 365, 376, 470, 476, 511, 578, 584, 595, 658, 680, 730, 799, 940, 952, 1022, 1156, 1190, 1241, 1316, 1445, 1460, 1598, 1645, 1880, 2023, 2044, 2312, 2380, 2482, 2555, 2632, 2890, 2920, 3196, 3290, 3431, 3995, 4046, 4088, 4760, 4964, 5110, 5593, 5780, 6205, 6392, 6580, 6862, 7990, 8092, 8687, 9928, 10115, 10220, 11186, 11560, 12410, 13160, 13583, 13724, 15980, 16184, 17155, 17374, 20230, 20440, 21097, 22372, 24017, 24820, 27166, 27448, 27965, 31960, 34310, 34748, 40460, 42194, 43435, 44744, 48034, 49640, 54332, 55930, 58327, 67915, 68620, 69496, 80920, 84388, 86870, 95081, 96068, 105485, 108664, 111860, 116654, 120085, 135830, 137240, 147679, 168776, 173740, 190162, 192136, 210970, 223720, 233308, 240170, 271660, 291635, 295358, 347480, 380324, 408289, 421940, 466616, 475405, 480340, 543320, 583270, 590716, 738395, 760648, 816578, 843880, 950810, 960680, 991559, 1166540, 1181432, 1476790, 1633156, 1901620, 1983118, 2041445, 2333080, 2953580, 3266312, 3803240, 3966236, 4082890, 4957795, 5907160, 6940913, 7932472, 8165780, 9915590, 13881826, 16331560, 19831180, 27763652, 34704565, 39662360, 55527304, 69409130, 138818260, 277636520]

約数ペア:

[(1, 277636520), (2, 138818260), (4, 69409130), (5, 55527304), (7, 39662360), (8, 34704565), (10, 27763652), (14, 19831180), (17, 16331560), (20, 13881826), (28, 9915590), (34, 8165780), (35, 7932472), (40, 6940913), (47, 5907160), (56, 4957795), (68, 4082890), (70, 3966236), (73, 3803240), (85, 3266312), (94, 2953580), (119, 2333080), (136, 2041445), (140, 1983118), (146, 1901620), (170, 1633156), (188, 1476790), (235, 1181432), (238, 1166540), (280, 991559), (289, 960680), (292, 950810), (329, 843880), (340, 816578), (365, 760648), (376, 738395), (470, 590716), (476, 583270), (511, 543320), (578, 480340), (584, 475405), (595, 466616), (658, 421940), (680, 408289), (730, 380324), (799, 347480), (940, 295358), (952, 291635), (1022, 271660), (1156, 240170), (1190, 233308), (1241, 223720), (1316, 210970), (1445, 192136), (1460, 190162), (1598, 173740), (1645, 168776), (1880, 147679), (2023, 137240), (2044, 135830), (2312, 120085), (2380, 116654), (2482, 111860), (2555, 108664), (2632, 105485), (2890, 96068), (2920, 95081), (3196, 86870), (3290, 84388), (3431, 80920), (3995, 69496), (4046, 68620), (4088, 67915), (4760, 58327), (4964, 55930), (5110, 54332), (5593, 49640), (5780, 48034), (6205, 44744), (6392, 43435), (6580, 42194), (6862, 40460), (7990, 34748), (8092, 34310), (8687, 31960), (9928, 27965), (10115, 27448), (10220, 27166), (11186, 24820), (11560, 24017), (12410, 22372), (13160, 21097), (13583, 20440), (13724, 20230), (15980, 17374), (16184, 17155)]