204729840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{829}}^1$

素因数の和:869

約数の個数: 240

約数和(自身を含む): 802776000

約数和(自身を除く): 598046160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 829, 840, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1658, 1680, 1715, 1764, 1960, 2058, 2205, 2352, 2487, 2520, 2744, 2940, 3087, 3316, 3430, 3528, 3920, 4116, 4145, 4410, 4974, 5040, 5145, 5488, 5803, 5880, 6174, 6632, 6860, 7056, 7461, 8232, 8290, 8820, 9948, 10290, 11606, 11760, 12348, 12435, 13264, 13720, 14922, 15435, 16464, 16580, 17409, 17640, 19896, 20580, 23212, 24696, 24870, 27440, 29015, 29844, 30870, 33160, 34818, 35280, 37305, 39792, 40621, 41160, 46424, 49392, 49740, 52227, 58030, 59688, 61740, 66320, 69636, 74610, 81242, 82320, 87045, 92848, 99480, 104454, 116060, 119376, 121863, 123480, 139272, 149220, 162484, 174090, 198960, 203105, 208908, 232120, 243726, 246960, 261135, 278544, 284347, 298440, 324968, 348180, 365589, 406210, 417816, 464240, 487452, 522270, 568694, 596880, 609315, 649936, 696360, 731178, 812420, 835632, 853041, 974904, 1044540, 1137388, 1218630, 1392720, 1421735, 1462356, 1624840, 1706082, 1827945, 1949808, 2089080, 2274776, 2437260, 2559123, 2843470, 2924712, 3249680, 3412164, 3655890, 4178160, 4265205, 4549552, 4874520, 5118246, 5686940, 5849424, 6824328, 7311780, 8530410, 9749040, 10236492, 11373880, 12795615, 13648656, 14623560, 17060820, 20472984, 22747760, 25591230, 29247120, 34121640, 40945968, 51182460, 68243280, 102364920, 204729840]

約数ペア:

[(1, 204729840), (2, 102364920), (3, 68243280), (4, 51182460), (5, 40945968), (6, 34121640), (7, 29247120), (8, 25591230), (9, 22747760), (10, 20472984), (12, 17060820), (14, 14623560), (15, 13648656), (16, 12795615), (18, 11373880), (20, 10236492), (21, 9749040), (24, 8530410), (28, 7311780), (30, 6824328), (35, 5849424), (36, 5686940), (40, 5118246), (42, 4874520), (45, 4549552), (48, 4265205), (49, 4178160), (56, 3655890), (60, 3412164), (63, 3249680), (70, 2924712), (72, 2843470), (80, 2559123), (84, 2437260), (90, 2274776), (98, 2089080), (105, 1949808), (112, 1827945), (120, 1706082), (126, 1624840), (140, 1462356), (144, 1421735), (147, 1392720), (168, 1218630), (180, 1137388), (196, 1044540), (210, 974904), (240, 853041), (245, 835632), (252, 812420), (280, 731178), (294, 696360), (315, 649936), (336, 609315), (343, 596880), (360, 568694), (392, 522270), (420, 487452), (441, 464240), (490, 417816), (504, 406210), (560, 365589), (588, 348180), (630, 324968), (686, 298440), (720, 284347), (735, 278544), (784, 261135), (829, 246960), (840, 243726), (882, 232120), (980, 208908), (1008, 203105), (1029, 198960), (1176, 174090), (1260, 162484), (1372, 149220), (1470, 139272), (1658, 123480), (1680, 121863), (1715, 119376), (1764, 116060), (1960, 104454), (2058, 99480), (2205, 92848), (2352, 87045), (2487, 82320), (2520, 81242), (2744, 74610), (2940, 69636), (3087, 66320), (3316, 61740), (3430, 59688), (3528, 58030), (3920, 52227), (4116, 49740), (4145, 49392), (4410, 46424), (4974, 41160), (5040, 40621), (5145, 39792), (5488, 37305), (5803, 35280), (5880, 34818), (6174, 33160), (6632, 30870), (6860, 29844), (7056, 29015), (7461, 27440), (8232, 24870), (8290, 24696), (8820, 23212), (9948, 20580), (10290, 19896), (11606, 17640), (11760, 17409), (12348, 16580), (12435, 16464), (13264, 15435), (13720, 14922)]