221219964

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{15401}}^1$

素因数の和:15440

約数の個数: 96

約数和(自身を含む): 690009600

約数和(自身を除く): 468789636

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 378, 399, 513, 532, 684, 756, 798, 1026, 1197, 1596, 2052, 2394, 3591, 4788, 7182, 14364, 15401, 30802, 46203, 61604, 92406, 107807, 138609, 184812, 215614, 277218, 292619, 323421, 415827, 431228, 554436, 585238, 646842, 831654, 877857, 970263, 1170476, 1293684, 1663308, 1755714, 1940526, 2048333, 2633571, 2910789, 3511428, 3881052, 4096666, 5267142, 5821578, 6144999, 7900713, 8193332, 10534284, 11643156, 12289998, 15801426, 18434997, 24579996, 31602852, 36869994, 55304991, 73739988, 110609982, 221219964]

約数ペア:

[(1, 221219964), (2, 110609982), (3, 73739988), (4, 55304991), (6, 36869994), (7, 31602852), (9, 24579996), (12, 18434997), (14, 15801426), (18, 12289998), (19, 11643156), (21, 10534284), (27, 8193332), (28, 7900713), (36, 6144999), (38, 5821578), (42, 5267142), (54, 4096666), (57, 3881052), (63, 3511428), (76, 2910789), (84, 2633571), (108, 2048333), (114, 1940526), (126, 1755714), (133, 1663308), (171, 1293684), (189, 1170476), (228, 970263), (252, 877857), (266, 831654), (342, 646842), (378, 585238), (399, 554436), (513, 431228), (532, 415827), (684, 323421), (756, 292619), (798, 277218), (1026, 215614), (1197, 184812), (1596, 138609), (2052, 107807), (2394, 92406), (3591, 61604), (4788, 46203), (7182, 30802), (14364, 15401)]