306984496

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:243

約数の個数: 160

約数和(自身を含む): 779950080

約数和(自身を除く): 472965584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 46, 52, 56, 89, 91, 92, 103, 104, 112, 161, 178, 182, 184, 206, 208, 299, 322, 356, 364, 368, 412, 598, 623, 644, 712, 721, 728, 824, 1157, 1196, 1246, 1288, 1339, 1424, 1442, 1456, 1648, 2047, 2093, 2314, 2369, 2392, 2492, 2576, 2678, 2884, 4094, 4186, 4628, 4738, 4784, 4984, 5356, 5768, 8099, 8188, 8372, 9167, 9256, 9373, 9476, 9968, 10712, 11536, 14329, 16198, 16376, 16583, 16744, 18334, 18512, 18746, 18952, 21424, 26611, 28658, 30797, 32396, 32752, 33166, 33488, 36668, 37492, 37904, 53222, 57316, 61594, 64169, 64792, 66332, 73336, 74984, 106444, 114632, 119171, 123188, 128338, 129584, 132664, 146672, 149968, 186277, 210841, 212888, 215579, 229264, 238342, 246376, 256676, 265328, 372554, 421682, 425776, 431158, 476684, 492752, 513352, 745108, 834197, 843364, 862316, 953368, 1026704, 1475887, 1490216, 1668394, 1686728, 1724632, 1906736, 2740933, 2951774, 2980432, 3336788, 3373456, 3449264, 5481866, 5903548, 6673576, 10963732, 11807096, 13347152, 19186531, 21927464, 23614192, 38373062, 43854928, 76746124, 153492248, 306984496]

約数ペア:

[(1, 306984496), (2, 153492248), (4, 76746124), (7, 43854928), (8, 38373062), (13, 23614192), (14, 21927464), (16, 19186531), (23, 13347152), (26, 11807096), (28, 10963732), (46, 6673576), (52, 5903548), (56, 5481866), (89, 3449264), (91, 3373456), (92, 3336788), (103, 2980432), (104, 2951774), (112, 2740933), (161, 1906736), (178, 1724632), (182, 1686728), (184, 1668394), (206, 1490216), (208, 1475887), (299, 1026704), (322, 953368), (356, 862316), (364, 843364), (368, 834197), (412, 745108), (598, 513352), (623, 492752), (644, 476684), (712, 431158), (721, 425776), (728, 421682), (824, 372554), (1157, 265328), (1196, 256676), (1246, 246376), (1288, 238342), (1339, 229264), (1424, 215579), (1442, 212888), (1456, 210841), (1648, 186277), (2047, 149968), (2093, 146672), (2314, 132664), (2369, 129584), (2392, 128338), (2492, 123188), (2576, 119171), (2678, 114632), (2884, 106444), (4094, 74984), (4186, 73336), (4628, 66332), (4738, 64792), (4784, 64169), (4984, 61594), (5356, 57316), (5768, 53222), (8099, 37904), (8188, 37492), (8372, 36668), (9167, 33488), (9256, 33166), (9373, 32752), (9476, 32396), (9968, 30797), (10712, 28658), (11536, 26611), (14329, 21424), (16198, 18952), (16376, 18746), (16583, 18512), (16744, 18334)]