398199816

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 1274457600

約数和(自身を除く): 876257784

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 73, 79, 84, 126, 137, 146, 158, 168, 219, 237, 252, 274, 292, 316, 411, 438, 474, 504, 511, 548, 553, 584, 632, 657, 711, 822, 876, 948, 959, 1022, 1096, 1106, 1233, 1314, 1422, 1533, 1644, 1659, 1752, 1896, 1918, 2044, 2212, 2466, 2628, 2844, 2877, 3066, 3288, 3318, 3836, 4088, 4424, 4599, 4932, 4977, 5256, 5688, 5754, 5767, 6132, 6636, 7672, 8631, 9198, 9864, 9954, 10001, 10823, 11508, 11534, 12264, 13272, 17262, 17301, 18396, 19908, 20002, 21646, 23016, 23068, 30003, 32469, 34524, 34602, 36792, 39816, 40004, 40369, 43292, 46136, 51903, 60006, 64938, 69048, 69204, 70007, 75761, 80008, 80738, 86584, 90009, 97407, 103806, 120012, 121107, 129876, 138408, 140014, 151522, 161476, 180018, 194814, 207612, 210021, 227283, 240024, 242214, 259752, 280028, 303044, 322952, 360036, 363321, 389628, 415224, 420042, 454566, 484428, 560056, 606088, 630063, 681849, 720072, 726642, 779256, 790079, 840084, 909132, 968856, 1260126, 1363698, 1453284, 1580158, 1680168, 1818264, 2370237, 2520252, 2727396, 2906568, 3160316, 4740474, 5040504, 5454792, 5530553, 6320632, 7110711, 9480948, 11061106, 14221422, 16591659, 18961896, 22122212, 28442844, 33183318, 44244424, 49774977, 56885688, 66366636, 99549954, 132733272, 199099908, 398199816]

約数ペア:

[(1, 398199816), (2, 199099908), (3, 132733272), (4, 99549954), (6, 66366636), (7, 56885688), (8, 49774977), (9, 44244424), (12, 33183318), (14, 28442844), (18, 22122212), (21, 18961896), (24, 16591659), (28, 14221422), (36, 11061106), (42, 9480948), (56, 7110711), (63, 6320632), (72, 5530553), (73, 5454792), (79, 5040504), (84, 4740474), (126, 3160316), (137, 2906568), (146, 2727396), (158, 2520252), (168, 2370237), (219, 1818264), (237, 1680168), (252, 1580158), (274, 1453284), (292, 1363698), (316, 1260126), (411, 968856), (438, 909132), (474, 840084), (504, 790079), (511, 779256), (548, 726642), (553, 720072), (584, 681849), (632, 630063), (657, 606088), (711, 560056), (822, 484428), (876, 454566), (948, 420042), (959, 415224), (1022, 389628), (1096, 363321), (1106, 360036), (1233, 322952), (1314, 303044), (1422, 280028), (1533, 259752), (1644, 242214), (1659, 240024), (1752, 227283), (1896, 210021), (1918, 207612), (2044, 194814), (2212, 180018), (2466, 161476), (2628, 151522), (2844, 140014), (2877, 138408), (3066, 129876), (3288, 121107), (3318, 120012), (3836, 103806), (4088, 97407), (4424, 90009), (4599, 86584), (4932, 80738), (4977, 80008), (5256, 75761), (5688, 70007), (5754, 69204), (5767, 69048), (6132, 64938), (6636, 60006), (7672, 51903), (8631, 46136), (9198, 43292), (9864, 40369), (9954, 40004), (10001, 39816), (10823, 36792), (11508, 34602), (11534, 34524), (12264, 32469), (13272, 30003), (17262, 23068), (17301, 23016), (18396, 21646), (19908, 20002)]