205276680

素因数分解:

$2^3\times 3^5\times 5^1\times 7^2\times {\mathrm{431}}^1$

素因数の和:471

約数の個数: 288

約数和(自身を含む): 806682240

約数和(自身を除く): 601405560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 81, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 162, 168, 180, 189, 196, 210, 216, 243, 245, 252, 270, 280, 294, 315, 324, 360, 378, 392, 405, 420, 431, 441, 486, 490, 504, 540, 567, 588, 630, 648, 735, 756, 810, 840, 862, 882, 945, 972, 980, 1080, 1134, 1176, 1215, 1260, 1293, 1323, 1470, 1512, 1620, 1701, 1724, 1764, 1890, 1944, 1960, 2155, 2205, 2268, 2430, 2520, 2586, 2646, 2835, 2940, 3017, 3240, 3402, 3448, 3528, 3780, 3879, 3969, 4310, 4410, 4536, 4860, 5172, 5292, 5670, 5880, 6034, 6465, 6615, 6804, 7560, 7758, 7938, 8505, 8620, 8820, 9051, 9720, 10344, 10584, 11340, 11637, 11907, 12068, 12930, 13230, 13608, 15085, 15516, 15876, 17010, 17240, 17640, 18102, 19395, 19845, 21119, 22680, 23274, 23814, 24136, 25860, 26460, 27153, 30170, 31032, 31752, 34020, 34911, 36204, 38790, 39690, 42238, 45255, 46548, 47628, 51720, 52920, 54306, 58185, 59535, 60340, 63357, 68040, 69822, 72408, 77580, 79380, 81459, 84476, 90510, 93096, 95256, 104733, 105595, 108612, 116370, 119070, 120680, 126714, 135765, 139644, 155160, 158760, 162918, 168952, 174555, 181020, 190071, 209466, 211190, 217224, 232740, 238140, 244377, 253428, 271530, 279288, 316785, 325836, 349110, 362040, 380142, 407295, 418932, 422380, 465480, 476280, 488754, 506856, 523665, 543060, 570213, 633570, 651672, 698220, 733131, 760284, 814590, 837864, 844760, 950355, 977508, 1047330, 1086120, 1140426, 1221885, 1267140, 1396440, 1466262, 1520568, 1629180, 1710639, 1900710, 1955016, 2094660, 2280852, 2443770, 2534280, 2851065, 2932524, 3258360, 3421278, 3665655, 3801420, 4189320, 4561704, 4887540, 5131917, 5702130, 5865048, 6842556, 7331310, 7602840, 8553195, 9775080, 10263834, 11404260, 13685112, 14662620, 17106390, 20527668, 22808520, 25659585, 29325240, 34212780, 41055336, 51319170, 68425560, 102638340, 205276680]

約数ペア:

[(1, 205276680), (2, 102638340), (3, 68425560), (4, 51319170), (5, 41055336), (6, 34212780), (7, 29325240), (8, 25659585), (9, 22808520), (10, 20527668), (12, 17106390), (14, 14662620), (15, 13685112), (18, 11404260), (20, 10263834), (21, 9775080), (24, 8553195), (27, 7602840), (28, 7331310), (30, 6842556), (35, 5865048), (36, 5702130), (40, 5131917), (42, 4887540), (45, 4561704), (49, 4189320), (54, 3801420), (56, 3665655), (60, 3421278), (63, 3258360), (70, 2932524), (72, 2851065), (81, 2534280), (84, 2443770), (90, 2280852), (98, 2094660), (105, 1955016), (108, 1900710), (120, 1710639), (126, 1629180), (135, 1520568), (140, 1466262), (147, 1396440), (162, 1267140), (168, 1221885), (180, 1140426), (189, 1086120), (196, 1047330), (210, 977508), (216, 950355), (243, 844760), (245, 837864), (252, 814590), (270, 760284), (280, 733131), (294, 698220), (315, 651672), (324, 633570), (360, 570213), (378, 543060), (392, 523665), (405, 506856), (420, 488754), (431, 476280), (441, 465480), (486, 422380), (490, 418932), (504, 407295), (540, 380142), (567, 362040), (588, 349110), (630, 325836), (648, 316785), (735, 279288), (756, 271530), (810, 253428), (840, 244377), (862, 238140), (882, 232740), (945, 217224), (972, 211190), (980, 209466), (1080, 190071), (1134, 181020), (1176, 174555), (1215, 168952), (1260, 162918), (1293, 158760), (1323, 155160), (1470, 139644), (1512, 135765), (1620, 126714), (1701, 120680), (1724, 119070), (1764, 116370), (1890, 108612), (1944, 105595), (1960, 104733), (2155, 95256), (2205, 93096), (2268, 90510), (2430, 84476), (2520, 81459), (2586, 79380), (2646, 77580), (2835, 72408), (2940, 69822), (3017, 68040), (3240, 63357), (3402, 60340), (3448, 59535), (3528, 58185), (3780, 54306), (3879, 52920), (3969, 51720), (4310, 47628), (4410, 46548), (4536, 45255), (4860, 42238), (5172, 39690), (5292, 38790), (5670, 36204), (5880, 34911), (6034, 34020), (6465, 31752), (6615, 31032), (6804, 30170), (7560, 27153), (7758, 26460), (7938, 25860), (8505, 24136), (8620, 23814), (8820, 23274), (9051, 22680), (9720, 21119), (10344, 19845), (10584, 19395), (11340, 18102), (11637, 17640), (11907, 17240), (12068, 17010), (12930, 15876), (13230, 15516), (13608, 15085)]