128004648

素因数分解:

$2^3\times 3^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1\times {\mathrm{373}}^1$

素因数の和:642

約数の個数: 64

約数和(自身を含む): 326726400

約数和(自身を除く): 198721752

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 79, 158, 181, 237, 316, 362, 373, 474, 543, 632, 724, 746, 948, 1086, 1119, 1448, 1492, 1896, 2172, 2238, 2984, 4344, 4476, 8952, 14299, 28598, 29467, 42897, 57196, 58934, 67513, 85794, 88401, 114392, 117868, 135026, 171588, 176802, 202539, 235736, 270052, 343176, 353604, 405078, 540104, 707208, 810156, 1620312, 5333527, 10667054, 16000581, 21334108, 32001162, 42668216, 64002324, 128004648]

約数ペア:

[(1, 128004648), (2, 64002324), (3, 42668216), (4, 32001162), (6, 21334108), (8, 16000581), (12, 10667054), (24, 5333527), (79, 1620312), (158, 810156), (181, 707208), (237, 540104), (316, 405078), (362, 353604), (373, 343176), (474, 270052), (543, 235736), (632, 202539), (724, 176802), (746, 171588), (948, 135026), (1086, 117868), (1119, 114392), (1448, 88401), (1492, 85794), (1896, 67513), (2172, 58934), (2238, 57196), (2984, 42897), (4344, 29467), (4476, 28598), (8952, 14299)]