221348556

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:157

約数の個数: 288

約数和(自身を含む): 724039680

約数和(自身を除く): 502691124

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 19, 22, 26, 31, 33, 36, 38, 39, 44, 52, 57, 62, 66, 73, 76, 78, 93, 99, 114, 117, 124, 132, 143, 146, 156, 171, 186, 198, 209, 219, 228, 234, 247, 279, 286, 292, 341, 342, 372, 396, 403, 418, 429, 438, 468, 494, 558, 572, 589, 627, 657, 682, 684, 741, 803, 806, 836, 858, 876, 949, 988, 1023, 1116, 1178, 1209, 1254, 1287, 1314, 1364, 1387, 1482, 1606, 1612, 1716, 1767, 1881, 1898, 2046, 2223, 2263, 2356, 2409, 2418, 2508, 2574, 2628, 2717, 2774, 2847, 2964, 3069, 3212, 3534, 3627, 3762, 3796, 4092, 4161, 4433, 4446, 4526, 4818, 4836, 5148, 5301, 5434, 5548, 5694, 6138, 6479, 6789, 7068, 7227, 7254, 7524, 7657, 8151, 8322, 8541, 8866, 8892, 9052, 9636, 10439, 10602, 10868, 11388, 12276, 12483, 12958, 13299, 13578, 14454, 14508, 15257, 15314, 16302, 16644, 17082, 17732, 18031, 19437, 20367, 20878, 21204, 22971, 24453, 24893, 24966, 25916, 26598, 27156, 28908, 29419, 30514, 30628, 31317, 32604, 34164, 36062, 38874, 39897, 40734, 41756, 42997, 45771, 45942, 48906, 49786, 49932, 53196, 54093, 58311, 58838, 61028, 62634, 68913, 72124, 74679, 77748, 79794, 81468, 84227, 85994, 88257, 91542, 91884, 93951, 97812, 99572, 108186, 116622, 117676, 125268, 128991, 137313, 137826, 149358, 159588, 162279, 168454, 171988, 176514, 183084, 187902, 198341, 216372, 224037, 233244, 252681, 257982, 264771, 274626, 275652, 298716, 323609, 324558, 336908, 353028, 375804, 386973, 396682, 448074, 472967, 505362, 515964, 529542, 549252, 558961, 595023, 647218, 649116, 758043, 773946, 793364, 896148, 945934, 970827, 1010724, 1059084, 1117922, 1190046, 1294436, 1418901, 1516086, 1547892, 1676883, 1785069, 1891868, 1941654, 2235844, 2380092, 2837802, 2912481, 3032172, 3353766, 3570138, 3883308, 4256703, 5030649, 5675604, 5824962, 6148571, 6707532, 7140276, 8513406, 10061298, 11649924, 12297142, 17026812, 18445713, 20122596, 24594284, 36891426, 55337139, 73782852, 110674278, 221348556]

約数ペア:

[(1, 221348556), (2, 110674278), (3, 73782852), (4, 55337139), (6, 36891426), (9, 24594284), (11, 20122596), (12, 18445713), (13, 17026812), (18, 12297142), (19, 11649924), (22, 10061298), (26, 8513406), (31, 7140276), (33, 6707532), (36, 6148571), (38, 5824962), (39, 5675604), (44, 5030649), (52, 4256703), (57, 3883308), (62, 3570138), (66, 3353766), (73, 3032172), (76, 2912481), (78, 2837802), (93, 2380092), (99, 2235844), (114, 1941654), (117, 1891868), (124, 1785069), (132, 1676883), (143, 1547892), (146, 1516086), (156, 1418901), (171, 1294436), (186, 1190046), (198, 1117922), (209, 1059084), (219, 1010724), (228, 970827), (234, 945934), (247, 896148), (279, 793364), (286, 773946), (292, 758043), (341, 649116), (342, 647218), (372, 595023), (396, 558961), (403, 549252), (418, 529542), (429, 515964), (438, 505362), (468, 472967), (494, 448074), (558, 396682), (572, 386973), (589, 375804), (627, 353028), (657, 336908), (682, 324558), (684, 323609), (741, 298716), (803, 275652), (806, 274626), (836, 264771), (858, 257982), (876, 252681), (949, 233244), (988, 224037), (1023, 216372), (1116, 198341), (1178, 187902), (1209, 183084), (1254, 176514), (1287, 171988), (1314, 168454), (1364, 162279), (1387, 159588), (1482, 149358), (1606, 137826), (1612, 137313), (1716, 128991), (1767, 125268), (1881, 117676), (1898, 116622), (2046, 108186), (2223, 99572), (2263, 97812), (2356, 93951), (2409, 91884), (2418, 91542), (2508, 88257), (2574, 85994), (2628, 84227), (2717, 81468), (2774, 79794), (2847, 77748), (2964, 74679), (3069, 72124), (3212, 68913), (3534, 62634), (3627, 61028), (3762, 58838), (3796, 58311), (4092, 54093), (4161, 53196), (4433, 49932), (4446, 49786), (4526, 48906), (4818, 45942), (4836, 45771), (5148, 42997), (5301, 41756), (5434, 40734), (5548, 39897), (5694, 38874), (6138, 36062), (6479, 34164), (6789, 32604), (7068, 31317), (7227, 30628), (7254, 30514), (7524, 29419), (7657, 28908), (8151, 27156), (8322, 26598), (8541, 25916), (8866, 24966), (8892, 24893), (9052, 24453), (9636, 22971), (10439, 21204), (10602, 20878), (10868, 20367), (11388, 19437), (12276, 18031), (12483, 17732), (12958, 17082), (13299, 16644), (13578, 16302), (14454, 15314), (14508, 15257)]