1218121968

素因数分解:

$2^4\times 3^1\times 7^3\times {\mathrm{241}}^1\times {\mathrm{307}}^1$

素因数の和:580

約数の個数: 160

約数和(自身を含む): 3696985600

約数和(自身を除く): 2478863632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 241, 294, 307, 336, 343, 392, 482, 588, 614, 686, 723, 784, 921, 964, 1029, 1176, 1228, 1372, 1446, 1687, 1842, 1928, 2058, 2149, 2352, 2456, 2744, 2892, 3374, 3684, 3856, 4116, 4298, 4912, 5061, 5488, 5784, 6447, 6748, 7368, 8232, 8596, 10122, 11568, 11809, 12894, 13496, 14736, 15043, 16464, 17192, 20244, 23618, 25788, 26992, 30086, 34384, 35427, 40488, 45129, 47236, 51576, 60172, 70854, 73987, 80976, 82663, 90258, 94472, 103152, 105301, 120344, 141708, 147974, 165326, 180516, 188944, 210602, 221961, 240688, 247989, 283416, 295948, 315903, 330652, 361032, 421204, 443922, 495978, 517909, 566832, 591896, 631806, 661304, 722064, 842408, 887844, 991956, 1035818, 1183792, 1263612, 1322608, 1553727, 1684816, 1775688, 1983912, 2071636, 2527224, 3107454, 3551376, 3625363, 3967824, 4143272, 5054448, 6214908, 7250726, 8286544, 10876089, 12429816, 14501452, 21752178, 24859632, 25377541, 29002904, 43504356, 50755082, 58005808, 76132623, 87008712, 101510164, 152265246, 174017424, 203020328, 304530492, 406040656, 609060984, 1218121968]

約数ペア:

[(1, 1218121968), (2, 609060984), (3, 406040656), (4, 304530492), (6, 203020328), (7, 174017424), (8, 152265246), (12, 101510164), (14, 87008712), (16, 76132623), (21, 58005808), (24, 50755082), (28, 43504356), (42, 29002904), (48, 25377541), (49, 24859632), (56, 21752178), (84, 14501452), (98, 12429816), (112, 10876089), (147, 8286544), (168, 7250726), (196, 6214908), (241, 5054448), (294, 4143272), (307, 3967824), (336, 3625363), (343, 3551376), (392, 3107454), (482, 2527224), (588, 2071636), (614, 1983912), (686, 1775688), (723, 1684816), (784, 1553727), (921, 1322608), (964, 1263612), (1029, 1183792), (1176, 1035818), (1228, 991956), (1372, 887844), (1446, 842408), (1687, 722064), (1842, 661304), (1928, 631806), (2058, 591896), (2149, 566832), (2352, 517909), (2456, 495978), (2744, 443922), (2892, 421204), (3374, 361032), (3684, 330652), (3856, 315903), (4116, 295948), (4298, 283416), (4912, 247989), (5061, 240688), (5488, 221961), (5784, 210602), (6447, 188944), (6748, 180516), (7368, 165326), (8232, 147974), (8596, 141708), (10122, 120344), (11568, 105301), (11809, 103152), (12894, 94472), (13496, 90258), (14736, 82663), (15043, 80976), (16464, 73987), (17192, 70854), (20244, 60172), (23618, 51576), (25788, 47236), (26992, 45129), (30086, 40488), (34384, 35427)]