245496240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1$

素因数の和:392

約数の個数: 240

約数和(自身を含む): 909941760

約数和(自身を除く): 664445520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 139, 144, 165, 176, 180, 198, 220, 223, 240, 264, 278, 330, 360, 396, 417, 440, 446, 495, 528, 556, 660, 669, 695, 720, 792, 834, 880, 892, 990, 1112, 1115, 1251, 1320, 1338, 1390, 1529, 1584, 1668, 1784, 1980, 2007, 2085, 2224, 2230, 2453, 2502, 2640, 2676, 2780, 3058, 3336, 3345, 3568, 3960, 4014, 4170, 4460, 4587, 4906, 5004, 5352, 5560, 6116, 6255, 6672, 6690, 7359, 7645, 7920, 8028, 8340, 8920, 9174, 9812, 10008, 10035, 10704, 11120, 12232, 12265, 12510, 13380, 13761, 14718, 15290, 16056, 16680, 17840, 18348, 19624, 20016, 20070, 22077, 22935, 24464, 24530, 25020, 26760, 27522, 29436, 30580, 30997, 32112, 33360, 36696, 36795, 39248, 40140, 44154, 45870, 49060, 50040, 53520, 55044, 58872, 61160, 61994, 68805, 73392, 73590, 80280, 88308, 91740, 92991, 98120, 100080, 110088, 110385, 117744, 122320, 123988, 137610, 147180, 154985, 160560, 176616, 183480, 185982, 196240, 220176, 220770, 247976, 275220, 278973, 294360, 309970, 340967, 353232, 366960, 371964, 441540, 464955, 495952, 550440, 557946, 588720, 619940, 681934, 743928, 883080, 929910, 1022901, 1100880, 1115892, 1239880, 1363868, 1394865, 1487856, 1704835, 1766160, 1859820, 2045802, 2231784, 2479760, 2727736, 2789730, 3068703, 3409670, 3719640, 4091604, 4463568, 5114505, 5455472, 5579460, 6137406, 6819340, 7439280, 8183208, 10229010, 11158920, 12274812, 13638680, 15343515, 16366416, 20458020, 22317840, 24549624, 27277360, 30687030, 40916040, 49099248, 61374060, 81832080, 122748120, 245496240]

約数ペア:

[(1, 245496240), (2, 122748120), (3, 81832080), (4, 61374060), (5, 49099248), (6, 40916040), (8, 30687030), (9, 27277360), (10, 24549624), (11, 22317840), (12, 20458020), (15, 16366416), (16, 15343515), (18, 13638680), (20, 12274812), (22, 11158920), (24, 10229010), (30, 8183208), (33, 7439280), (36, 6819340), (40, 6137406), (44, 5579460), (45, 5455472), (48, 5114505), (55, 4463568), (60, 4091604), (66, 3719640), (72, 3409670), (80, 3068703), (88, 2789730), (90, 2727736), (99, 2479760), (110, 2231784), (120, 2045802), (132, 1859820), (139, 1766160), (144, 1704835), (165, 1487856), (176, 1394865), (180, 1363868), (198, 1239880), (220, 1115892), (223, 1100880), (240, 1022901), (264, 929910), (278, 883080), (330, 743928), (360, 681934), (396, 619940), (417, 588720), (440, 557946), (446, 550440), (495, 495952), (528, 464955), (556, 441540), (660, 371964), (669, 366960), (695, 353232), (720, 340967), (792, 309970), (834, 294360), (880, 278973), (892, 275220), (990, 247976), (1112, 220770), (1115, 220176), (1251, 196240), (1320, 185982), (1338, 183480), (1390, 176616), (1529, 160560), (1584, 154985), (1668, 147180), (1784, 137610), (1980, 123988), (2007, 122320), (2085, 117744), (2224, 110385), (2230, 110088), (2453, 100080), (2502, 98120), (2640, 92991), (2676, 91740), (2780, 88308), (3058, 80280), (3336, 73590), (3345, 73392), (3568, 68805), (3960, 61994), (4014, 61160), (4170, 58872), (4460, 55044), (4587, 53520), (4906, 50040), (5004, 49060), (5352, 45870), (5560, 44154), (6116, 40140), (6255, 39248), (6672, 36795), (6690, 36696), (7359, 33360), (7645, 32112), (7920, 30997), (8028, 30580), (8340, 29436), (8920, 27522), (9174, 26760), (9812, 25020), (10008, 24530), (10035, 24464), (10704, 22935), (11120, 22077), (12232, 20070), (12265, 20016), (12510, 19624), (13380, 18348), (13761, 17840), (14718, 16680), (15290, 16056)]