217180260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 288

約数和(自身を含む): 792529920

約数和(自身を除く): 575349660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 23, 30, 33, 36, 38, 44, 45, 46, 55, 57, 60, 66, 69, 76, 90, 92, 95, 99, 110, 114, 115, 132, 138, 165, 171, 180, 190, 198, 207, 209, 220, 228, 230, 251, 253, 276, 285, 330, 342, 345, 380, 396, 414, 418, 437, 460, 495, 502, 506, 570, 627, 660, 684, 690, 753, 759, 828, 836, 855, 874, 990, 1004, 1012, 1035, 1045, 1140, 1254, 1255, 1265, 1311, 1380, 1506, 1518, 1710, 1748, 1881, 1980, 2070, 2090, 2185, 2259, 2277, 2508, 2510, 2530, 2622, 2761, 3012, 3036, 3135, 3420, 3762, 3765, 3795, 3933, 4140, 4180, 4370, 4518, 4554, 4769, 4807, 5020, 5060, 5244, 5522, 5773, 6270, 6555, 7524, 7530, 7590, 7866, 8283, 8740, 9036, 9108, 9405, 9538, 9614, 11044, 11295, 11385, 11546, 12540, 13110, 13805, 14307, 14421, 15060, 15180, 15732, 16566, 17319, 18810, 19076, 19228, 19665, 22590, 22770, 23092, 23845, 24035, 24849, 26220, 27610, 28614, 28842, 28865, 33132, 34638, 37620, 39330, 41415, 42921, 43263, 45180, 45540, 47690, 48070, 49698, 51957, 52459, 55220, 57228, 57684, 57730, 63503, 69276, 71535, 72105, 78660, 82830, 85842, 86526, 86595, 95380, 96140, 99396, 103914, 104918, 109687, 115460, 124245, 127006, 143070, 144210, 157377, 165660, 171684, 173052, 173190, 190509, 207828, 209836, 214605, 216315, 219374, 248490, 254012, 259785, 262295, 286140, 288420, 314754, 317515, 329061, 346380, 381018, 429210, 432630, 438748, 472131, 496980, 519570, 524590, 548435, 571527, 629508, 635030, 658122, 762036, 786885, 858420, 865260, 944262, 952545, 987183, 1039140, 1049180, 1096870, 1143054, 1206557, 1270060, 1316244, 1573770, 1645305, 1888524, 1905090, 1974366, 2193740, 2286108, 2360655, 2413114, 2857635, 3147540, 3290610, 3619671, 3810180, 3948732, 4721310, 4826228, 4935915, 5715270, 6032785, 6581220, 7239342, 9442620, 9871830, 10859013, 11430540, 12065570, 14478684, 18098355, 19743660, 21718026, 24131140, 36196710, 43436052, 54295065, 72393420, 108590130, 217180260]

約数ペア:

[(1, 217180260), (2, 108590130), (3, 72393420), (4, 54295065), (5, 43436052), (6, 36196710), (9, 24131140), (10, 21718026), (11, 19743660), (12, 18098355), (15, 14478684), (18, 12065570), (19, 11430540), (20, 10859013), (22, 9871830), (23, 9442620), (30, 7239342), (33, 6581220), (36, 6032785), (38, 5715270), (44, 4935915), (45, 4826228), (46, 4721310), (55, 3948732), (57, 3810180), (60, 3619671), (66, 3290610), (69, 3147540), (76, 2857635), (90, 2413114), (92, 2360655), (95, 2286108), (99, 2193740), (110, 1974366), (114, 1905090), (115, 1888524), (132, 1645305), (138, 1573770), (165, 1316244), (171, 1270060), (180, 1206557), (190, 1143054), (198, 1096870), (207, 1049180), (209, 1039140), (220, 987183), (228, 952545), (230, 944262), (251, 865260), (253, 858420), (276, 786885), (285, 762036), (330, 658122), (342, 635030), (345, 629508), (380, 571527), (396, 548435), (414, 524590), (418, 519570), (437, 496980), (460, 472131), (495, 438748), (502, 432630), (506, 429210), (570, 381018), (627, 346380), (660, 329061), (684, 317515), (690, 314754), (753, 288420), (759, 286140), (828, 262295), (836, 259785), (855, 254012), (874, 248490), (990, 219374), (1004, 216315), (1012, 214605), (1035, 209836), (1045, 207828), (1140, 190509), (1254, 173190), (1255, 173052), (1265, 171684), (1311, 165660), (1380, 157377), (1506, 144210), (1518, 143070), (1710, 127006), (1748, 124245), (1881, 115460), (1980, 109687), (2070, 104918), (2090, 103914), (2185, 99396), (2259, 96140), (2277, 95380), (2508, 86595), (2510, 86526), (2530, 85842), (2622, 82830), (2761, 78660), (3012, 72105), (3036, 71535), (3135, 69276), (3420, 63503), (3762, 57730), (3765, 57684), (3795, 57228), (3933, 55220), (4140, 52459), (4180, 51957), (4370, 49698), (4518, 48070), (4554, 47690), (4769, 45540), (4807, 45180), (5020, 43263), (5060, 42921), (5244, 41415), (5522, 39330), (5773, 37620), (6270, 34638), (6555, 33132), (7524, 28865), (7530, 28842), (7590, 28614), (7866, 27610), (8283, 26220), (8740, 24849), (9036, 24035), (9108, 23845), (9405, 23092), (9538, 22770), (9614, 22590), (11044, 19665), (11295, 19228), (11385, 19076), (11546, 18810), (12540, 17319), (13110, 16566), (13805, 15732), (14307, 15180), (14421, 15060)]