128111472

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{823}}^1$

素因数の和:907

約数の個数: 120

約数和(自身を含む): 382546944

約数和(自身を除く): 254435472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 47, 48, 69, 72, 92, 94, 138, 141, 144, 184, 188, 207, 276, 282, 368, 376, 414, 423, 552, 564, 752, 823, 828, 846, 1081, 1104, 1128, 1646, 1656, 1692, 2162, 2256, 2469, 3243, 3292, 3312, 3384, 4324, 4938, 6486, 6584, 6768, 7407, 8648, 9729, 9876, 12972, 13168, 14814, 17296, 18929, 19458, 19752, 25944, 29628, 37858, 38681, 38916, 39504, 51888, 56787, 59256, 75716, 77362, 77832, 113574, 116043, 118512, 151432, 154724, 155664, 170361, 227148, 232086, 302864, 309448, 340722, 348129, 454296, 464172, 618896, 681444, 696258, 889663, 908592, 928344, 1362888, 1392516, 1779326, 1856688, 2668989, 2725776, 2785032, 3558652, 5337978, 5570064, 7117304, 8006967, 10675956, 14234608, 16013934, 21351912, 32027868, 42703824, 64055736, 128111472]

約数ペア:

[(1, 128111472), (2, 64055736), (3, 42703824), (4, 32027868), (6, 21351912), (8, 16013934), (9, 14234608), (12, 10675956), (16, 8006967), (18, 7117304), (23, 5570064), (24, 5337978), (36, 3558652), (46, 2785032), (47, 2725776), (48, 2668989), (69, 1856688), (72, 1779326), (92, 1392516), (94, 1362888), (138, 928344), (141, 908592), (144, 889663), (184, 696258), (188, 681444), (207, 618896), (276, 464172), (282, 454296), (368, 348129), (376, 340722), (414, 309448), (423, 302864), (552, 232086), (564, 227148), (752, 170361), (823, 155664), (828, 154724), (846, 151432), (1081, 118512), (1104, 116043), (1128, 113574), (1646, 77832), (1656, 77362), (1692, 75716), (2162, 59256), (2256, 56787), (2469, 51888), (3243, 39504), (3292, 38916), (3312, 38681), (3384, 37858), (4324, 29628), (4938, 25944), (6486, 19752), (6584, 19458), (6768, 18929), (7407, 17296), (8648, 14814), (9729, 13168), (9876, 12972)]