289206840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2767}}^1$

素因数の和:2861

約数の個数: 128

約数和(自身を含む): 948648960

約数和(自身を除く): 659442120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 67, 78, 104, 120, 130, 134, 156, 195, 201, 260, 268, 312, 335, 390, 402, 520, 536, 670, 780, 804, 871, 1005, 1340, 1560, 1608, 1742, 2010, 2613, 2680, 2767, 3484, 4020, 4355, 5226, 5534, 6968, 8040, 8301, 8710, 10452, 11068, 13065, 13835, 16602, 17420, 20904, 22136, 26130, 27670, 33204, 34840, 35971, 41505, 52260, 55340, 66408, 71942, 83010, 104520, 107913, 110680, 143884, 166020, 179855, 185389, 215826, 287768, 332040, 359710, 370778, 431652, 539565, 556167, 719420, 741556, 863304, 926945, 1079130, 1112334, 1438840, 1483112, 1853890, 2158260, 2224668, 2410057, 2780835, 3707780, 4316520, 4449336, 4820114, 5561670, 7230171, 7415560, 9640228, 11123340, 12050285, 14460342, 19280456, 22246680, 24100570, 28920684, 36150855, 48201140, 57841368, 72301710, 96402280, 144603420, 289206840]

約数ペア:

[(1, 289206840), (2, 144603420), (3, 96402280), (4, 72301710), (5, 57841368), (6, 48201140), (8, 36150855), (10, 28920684), (12, 24100570), (13, 22246680), (15, 19280456), (20, 14460342), (24, 12050285), (26, 11123340), (30, 9640228), (39, 7415560), (40, 7230171), (52, 5561670), (60, 4820114), (65, 4449336), (67, 4316520), (78, 3707780), (104, 2780835), (120, 2410057), (130, 2224668), (134, 2158260), (156, 1853890), (195, 1483112), (201, 1438840), (260, 1112334), (268, 1079130), (312, 926945), (335, 863304), (390, 741556), (402, 719420), (520, 556167), (536, 539565), (670, 431652), (780, 370778), (804, 359710), (871, 332040), (1005, 287768), (1340, 215826), (1560, 185389), (1608, 179855), (1742, 166020), (2010, 143884), (2613, 110680), (2680, 107913), (2767, 104520), (3484, 83010), (4020, 71942), (4355, 66408), (5226, 55340), (5534, 52260), (6968, 41505), (8040, 35971), (8301, 34840), (8710, 33204), (10452, 27670), (11068, 26130), (13065, 22136), (13835, 20904), (16602, 17420)]