855543780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2749}}^1$

素因数の和:2803

約数の個数: 288

約数和(自身を含む): 3363360000

約数和(自身を除く): 2507816220

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 19, 20, 21, 26, 28, 30, 35, 36, 38, 39, 42, 45, 52, 57, 60, 63, 65, 70, 76, 78, 84, 90, 91, 95, 105, 114, 117, 126, 130, 133, 140, 156, 171, 180, 182, 190, 195, 210, 228, 234, 247, 252, 260, 266, 273, 285, 315, 342, 364, 380, 390, 399, 420, 455, 468, 494, 532, 546, 570, 585, 630, 665, 684, 741, 780, 798, 819, 855, 910, 988, 1092, 1140, 1170, 1197, 1235, 1260, 1330, 1365, 1482, 1596, 1638, 1710, 1729, 1820, 1995, 2223, 2340, 2394, 2470, 2660, 2730, 2749, 2964, 3276, 3420, 3458, 3705, 3990, 4095, 4446, 4788, 4940, 5187, 5460, 5498, 5985, 6916, 7410, 7980, 8190, 8247, 8645, 8892, 10374, 10996, 11115, 11970, 13745, 14820, 15561, 16380, 16494, 17290, 19243, 20748, 22230, 23940, 24741, 25935, 27490, 31122, 32988, 34580, 35737, 38486, 41235, 44460, 49482, 51870, 52231, 54980, 57729, 62244, 71474, 76972, 77805, 82470, 96215, 98964, 103740, 104462, 107211, 115458, 123705, 142948, 155610, 156693, 164940, 173187, 178685, 192430, 208924, 214422, 230916, 247410, 250159, 261155, 288645, 311220, 313386, 321633, 346374, 357370, 365617, 384860, 428844, 470079, 494820, 500318, 522310, 536055, 577290, 626772, 643266, 679003, 692748, 714740, 731234, 750477, 783465, 865935, 940158, 1000636, 1044620, 1072110, 1096851, 1154580, 1250795, 1286532, 1358006, 1462468, 1500954, 1566930, 1608165, 1731870, 1828085, 1880316, 2037009, 2144220, 2193702, 2251431, 2350395, 2501590, 2716012, 3001908, 3133860, 3216330, 3290553, 3395015, 3463740, 3656170, 3752385, 4074018, 4387404, 4502862, 4700790, 4753021, 5003180, 5484255, 6111027, 6432660, 6581106, 6790030, 7312340, 7504770, 8148036, 9005724, 9401580, 9506042, 10185045, 10968510, 11257155, 12222054, 13162212, 13580060, 14259063, 15009540, 16452765, 19012084, 20370090, 21937020, 22514310, 23765105, 24444108, 28518126, 30555135, 32905530, 40740180, 42777189, 45028620, 47530210, 57036252, 61110270, 65811060, 71295315, 85554378, 95060420, 122220540, 142590630, 171108756, 213885945, 285181260, 427771890, 855543780]

約数ペア:

[(1, 855543780), (2, 427771890), (3, 285181260), (4, 213885945), (5, 171108756), (6, 142590630), (7, 122220540), (9, 95060420), (10, 85554378), (12, 71295315), (13, 65811060), (14, 61110270), (15, 57036252), (18, 47530210), (19, 45028620), (20, 42777189), (21, 40740180), (26, 32905530), (28, 30555135), (30, 28518126), (35, 24444108), (36, 23765105), (38, 22514310), (39, 21937020), (42, 20370090), (45, 19012084), (52, 16452765), (57, 15009540), (60, 14259063), (63, 13580060), (65, 13162212), (70, 12222054), (76, 11257155), (78, 10968510), (84, 10185045), (90, 9506042), (91, 9401580), (95, 9005724), (105, 8148036), (114, 7504770), (117, 7312340), (126, 6790030), (130, 6581106), (133, 6432660), (140, 6111027), (156, 5484255), (171, 5003180), (180, 4753021), (182, 4700790), (190, 4502862), (195, 4387404), (210, 4074018), (228, 3752385), (234, 3656170), (247, 3463740), (252, 3395015), (260, 3290553), (266, 3216330), (273, 3133860), (285, 3001908), (315, 2716012), (342, 2501590), (364, 2350395), (380, 2251431), (390, 2193702), (399, 2144220), (420, 2037009), (455, 1880316), (468, 1828085), (494, 1731870), (532, 1608165), (546, 1566930), (570, 1500954), (585, 1462468), (630, 1358006), (665, 1286532), (684, 1250795), (741, 1154580), (780, 1096851), (798, 1072110), (819, 1044620), (855, 1000636), (910, 940158), (988, 865935), (1092, 783465), (1140, 750477), (1170, 731234), (1197, 714740), (1235, 692748), (1260, 679003), (1330, 643266), (1365, 626772), (1482, 577290), (1596, 536055), (1638, 522310), (1710, 500318), (1729, 494820), (1820, 470079), (1995, 428844), (2223, 384860), (2340, 365617), (2394, 357370), (2470, 346374), (2660, 321633), (2730, 313386), (2749, 311220), (2964, 288645), (3276, 261155), (3420, 250159), (3458, 247410), (3705, 230916), (3990, 214422), (4095, 208924), (4446, 192430), (4788, 178685), (4940, 173187), (5187, 164940), (5460, 156693), (5498, 155610), (5985, 142948), (6916, 123705), (7410, 115458), (7980, 107211), (8190, 104462), (8247, 103740), (8645, 98964), (8892, 96215), (10374, 82470), (10996, 77805), (11115, 76972), (11970, 71474), (13745, 62244), (14820, 57729), (15561, 54980), (16380, 52231), (16494, 51870), (17290, 49482), (19243, 44460), (20748, 41235), (22230, 38486), (23940, 35737), (24741, 34580), (25935, 32988), (27490, 31122)]